10420280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{691}}^1$

素因数の和:744

約数の個数: 64

約数和(自身を含む): 26157600

約数和(自身を除く): 15737320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 580, 691, 754, 1160, 1382, 1508, 1885, 2764, 3016, 3455, 3770, 5528, 6910, 7540, 8983, 13820, 15080, 17966, 20039, 27640, 35932, 40078, 44915, 71864, 80156, 89830, 100195, 160312, 179660, 200390, 260507, 359320, 400780, 521014, 801560, 1042028, 1302535, 2084056, 2605070, 5210140, 10420280]

約数ペア:

[(1, 10420280), (2, 5210140), (4, 2605070), (5, 2084056), (8, 1302535), (10, 1042028), (13, 801560), (20, 521014), (26, 400780), (29, 359320), (40, 260507), (52, 200390), (58, 179660), (65, 160312), (104, 100195), (116, 89830), (130, 80156), (145, 71864), (232, 44915), (260, 40078), (290, 35932), (377, 27640), (520, 20039), (580, 17966), (691, 15080), (754, 13820), (1160, 8983), (1382, 7540), (1508, 6910), (1885, 5528), (2764, 3770), (3016, 3455)]