20407559904

素因数分解:

$2^5\times 3^5\times {\mathrm{31}}^1\times {\mathrm{84659}}^1$

素因数の和:84715

約数の個数: 144

約数和(自身を含む): 62125539840

約数和(自身を除く): 41717979936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 72, 81, 93, 96, 108, 124, 144, 162, 186, 216, 243, 248, 279, 288, 324, 372, 432, 486, 496, 558, 648, 744, 837, 864, 972, 992, 1116, 1296, 1488, 1674, 1944, 2232, 2511, 2592, 2976, 3348, 3888, 4464, 5022, 6696, 7533, 7776, 8928, 10044, 13392, 15066, 20088, 26784, 30132, 40176, 60264, 80352, 84659, 120528, 169318, 241056, 253977, 338636, 507954, 677272, 761931, 1015908, 1354544, 1523862, 2031816, 2285793, 2624429, 2709088, 3047724, 4063632, 4571586, 5248858, 6095448, 6857379, 7873287, 8127264, 9143172, 10497716, 12190896, 13714758, 15746574, 18286344, 20572137, 20995432, 23619861, 24381792, 27429516, 31493148, 36572688, 41144274, 41990864, 47239722, 54859032, 62986296, 70859583, 73145376, 82288548, 83981728, 94479444, 109718064, 125972592, 141719166, 164577096, 188958888, 212578749, 219436128, 251945184, 283438332, 329154192, 377917776, 425157498, 566876664, 637736247, 658308384, 755835552, 850314996, 1133753328, 1275472494, 1700629992, 2267506656, 2550944988, 3401259984, 5101889976, 6802519968, 10203779952, 20407559904]

約数ペア:

[(1, 20407559904), (2, 10203779952), (3, 6802519968), (4, 5101889976), (6, 3401259984), (8, 2550944988), (9, 2267506656), (12, 1700629992), (16, 1275472494), (18, 1133753328), (24, 850314996), (27, 755835552), (31, 658308384), (32, 637736247), (36, 566876664), (48, 425157498), (54, 377917776), (62, 329154192), (72, 283438332), (81, 251945184), (93, 219436128), (96, 212578749), (108, 188958888), (124, 164577096), (144, 141719166), (162, 125972592), (186, 109718064), (216, 94479444), (243, 83981728), (248, 82288548), (279, 73145376), (288, 70859583), (324, 62986296), (372, 54859032), (432, 47239722), (486, 41990864), (496, 41144274), (558, 36572688), (648, 31493148), (744, 27429516), (837, 24381792), (864, 23619861), (972, 20995432), (992, 20572137), (1116, 18286344), (1296, 15746574), (1488, 13714758), (1674, 12190896), (1944, 10497716), (2232, 9143172), (2511, 8127264), (2592, 7873287), (2976, 6857379), (3348, 6095448), (3888, 5248858), (4464, 4571586), (5022, 4063632), (6696, 3047724), (7533, 2709088), (7776, 2624429), (8928, 2285793), (10044, 2031816), (13392, 1523862), (15066, 1354544), (20088, 1015908), (26784, 761931), (30132, 677272), (40176, 507954), (60264, 338636), (80352, 253977), (84659, 241056), (120528, 169318)]