391910368040

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1201}}^1\times {\mathrm{76243}}^1$

素因数の和:77562

約数の個数: 64

約数和(自身を含む): 890792199360

約数和(自身を除く): 498881831320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 1201, 2140, 2402, 4280, 4804, 6005, 9608, 12010, 24020, 48040, 76243, 128507, 152486, 257014, 304972, 381215, 514028, 609944, 642535, 762430, 1028056, 1285070, 1524860, 2570140, 3049720, 5140280, 8158001, 16316002, 32632004, 40790005, 65264008, 81580010, 91567843, 163160020, 183135686, 326320040, 366271372, 457839215, 732542744, 915678430, 1831356860, 3662713720, 9797759201, 19595518402, 39191036804, 48988796005, 78382073608, 97977592010, 195955184020, 391910368040]

約数ペア:

[(1, 391910368040), (2, 195955184020), (4, 97977592010), (5, 78382073608), (8, 48988796005), (10, 39191036804), (20, 19595518402), (40, 9797759201), (107, 3662713720), (214, 1831356860), (428, 915678430), (535, 732542744), (856, 457839215), (1070, 366271372), (1201, 326320040), (2140, 183135686), (2402, 163160020), (4280, 91567843), (4804, 81580010), (6005, 65264008), (9608, 40790005), (12010, 32632004), (24020, 16316002), (48040, 8158001), (76243, 5140280), (128507, 3049720), (152486, 2570140), (257014, 1524860), (304972, 1285070), (381215, 1028056), (514028, 762430), (609944, 642535)]