20087730

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:185

約数の個数: 128

約数和(自身を含む): 59270400

約数和(自身を除く): 39182670

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 59, 65, 78, 90, 97, 117, 118, 130, 135, 177, 194, 195, 234, 270, 291, 295, 351, 354, 390, 485, 531, 582, 585, 590, 702, 767, 873, 885, 970, 1062, 1170, 1261, 1455, 1534, 1593, 1746, 1755, 1770, 2301, 2522, 2619, 2655, 2910, 3186, 3510, 3783, 3835, 4365, 4602, 5238, 5310, 5723, 6305, 6903, 7566, 7670, 7965, 8730, 11349, 11446, 11505, 12610, 13095, 13806, 15930, 17169, 18915, 20709, 22698, 23010, 26190, 28615, 34047, 34338, 34515, 37830, 41418, 51507, 56745, 57230, 68094, 69030, 74399, 85845, 103014, 103545, 113490, 148798, 154521, 170235, 171690, 207090, 223197, 257535, 309042, 340470, 371995, 446394, 515070, 669591, 743990, 772605, 1115985, 1339182, 1545210, 2008773, 2231970, 3347955, 4017546, 6695910, 10043865, 20087730]

約数ペア:

[(1, 20087730), (2, 10043865), (3, 6695910), (5, 4017546), (6, 3347955), (9, 2231970), (10, 2008773), (13, 1545210), (15, 1339182), (18, 1115985), (26, 772605), (27, 743990), (30, 669591), (39, 515070), (45, 446394), (54, 371995), (59, 340470), (65, 309042), (78, 257535), (90, 223197), (97, 207090), (117, 171690), (118, 170235), (130, 154521), (135, 148798), (177, 113490), (194, 103545), (195, 103014), (234, 85845), (270, 74399), (291, 69030), (295, 68094), (351, 57230), (354, 56745), (390, 51507), (485, 41418), (531, 37830), (582, 34515), (585, 34338), (590, 34047), (702, 28615), (767, 26190), (873, 23010), (885, 22698), (970, 20709), (1062, 18915), (1170, 17169), (1261, 15930), (1455, 13806), (1534, 13095), (1593, 12610), (1746, 11505), (1755, 11446), (1770, 11349), (2301, 8730), (2522, 7965), (2619, 7670), (2655, 7566), (2910, 6903), (3186, 6305), (3510, 5723), (3783, 5310), (3835, 5238), (4365, 4602)]