20198680730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{139619}}^1$

素因数の和:139703

約数の個数: 64

約数和(自身を含む): 41256034560

約数和(自身を除く): 21057353830

約数列:

[1, 2, 5, 10, 17, 23, 34, 37, 46, 74, 85, 115, 170, 185, 230, 370, 391, 629, 782, 851, 1258, 1702, 1955, 3145, 3910, 4255, 6290, 8510, 14467, 28934, 72335, 139619, 144670, 279238, 698095, 1396190, 2373523, 3211237, 4747046, 5165903, 6422474, 10331806, 11867615, 16056185, 23735230, 25829515, 32112370, 51659030, 54591029, 87820351, 109182058, 118815769, 175640702, 237631538, 272955145, 439101755, 545910290, 594078845, 878203510, 1188157690, 2019868073, 4039736146, 10099340365, 20198680730]

約数ペア:

[(1, 20198680730), (2, 10099340365), (5, 4039736146), (10, 2019868073), (17, 1188157690), (23, 878203510), (34, 594078845), (37, 545910290), (46, 439101755), (74, 272955145), (85, 237631538), (115, 175640702), (170, 118815769), (185, 109182058), (230, 87820351), (370, 54591029), (391, 51659030), (629, 32112370), (782, 25829515), (851, 23735230), (1258, 16056185), (1702, 11867615), (1955, 10331806), (3145, 6422474), (3910, 5165903), (4255, 4747046), (6290, 3211237), (8510, 2373523), (14467, 1396190), (28934, 698095), (72335, 279238), (139619, 144670)]