4640393640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{489493}}^1$

素因数の和:489586

約数の個数: 64

約数和(自身を含む): 14097427200

約数和(自身を除く): 9457033560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2370, 3160, 4740, 9480, 489493, 978986, 1468479, 1957972, 2447465, 2936958, 3915944, 4894930, 5873916, 7342395, 9789860, 11747832, 14684790, 19579720, 29369580, 38669947, 58739160, 77339894, 116009841, 154679788, 193349735, 232019682, 309359576, 386699470, 464039364, 580049205, 773398940, 928078728, 1160098410, 1546797880, 2320196820, 4640393640]

約数ペア:

[(1, 4640393640), (2, 2320196820), (3, 1546797880), (4, 1160098410), (5, 928078728), (6, 773398940), (8, 580049205), (10, 464039364), (12, 386699470), (15, 309359576), (20, 232019682), (24, 193349735), (30, 154679788), (40, 116009841), (60, 77339894), (79, 58739160), (120, 38669947), (158, 29369580), (237, 19579720), (316, 14684790), (395, 11747832), (474, 9789860), (632, 7342395), (790, 5873916), (948, 4894930), (1185, 3915944), (1580, 2936958), (1896, 2447465), (2370, 1957972), (3160, 1468479), (4740, 978986), (9480, 489493)]