1025440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:74

約数の個数: 96

約数和(自身を含む): 2857680

約数和(自身を除く): 1832240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 29, 32, 34, 40, 52, 58, 65, 68, 80, 85, 104, 116, 130, 136, 145, 160, 170, 208, 221, 232, 260, 272, 290, 340, 377, 416, 442, 464, 493, 520, 544, 580, 680, 754, 884, 928, 986, 1040, 1105, 1160, 1360, 1508, 1768, 1885, 1972, 2080, 2210, 2320, 2465, 2720, 3016, 3536, 3770, 3944, 4420, 4640, 4930, 6032, 6409, 7072, 7540, 7888, 8840, 9860, 12064, 12818, 15080, 15776, 17680, 19720, 25636, 30160, 32045, 35360, 39440, 51272, 60320, 64090, 78880, 102544, 128180, 205088, 256360, 512720, 1025440]

約数ペア:

[(1, 1025440), (2, 512720), (4, 256360), (5, 205088), (8, 128180), (10, 102544), (13, 78880), (16, 64090), (17, 60320), (20, 51272), (26, 39440), (29, 35360), (32, 32045), (34, 30160), (40, 25636), (52, 19720), (58, 17680), (65, 15776), (68, 15080), (80, 12818), (85, 12064), (104, 9860), (116, 8840), (130, 7888), (136, 7540), (145, 7072), (160, 6409), (170, 6032), (208, 4930), (221, 4640), (232, 4420), (260, 3944), (272, 3770), (290, 3536), (340, 3016), (377, 2720), (416, 2465), (442, 2320), (464, 2210), (493, 2080), (520, 1972), (544, 1885), (580, 1768), (680, 1508), (754, 1360), (884, 1160), (928, 1105), (986, 1040)]