201819087080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{876103}}^1$

素因数の和:876570

約数の個数: 64

約数和(自身を含む): 490127621760

約数和(自身を除く): 288308534680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 443, 520, 886, 1772, 2215, 3544, 4430, 5759, 8860, 11518, 17720, 23036, 28795, 46072, 57590, 115180, 230360, 876103, 1752206, 3504412, 4380515, 7008824, 8761030, 11389339, 17522060, 22778678, 35044120, 45557356, 56946695, 91114712, 113893390, 227786780, 388113629, 455573560, 776227258, 1552454516, 1940568145, 3104909032, 3881136290, 5045477177, 7762272580, 10090954354, 15524545160, 20181908708, 25227385885, 40363817416, 50454771770, 100909543540, 201819087080]

約数ペア:

[(1, 201819087080), (2, 100909543540), (4, 50454771770), (5, 40363817416), (8, 25227385885), (10, 20181908708), (13, 15524545160), (20, 10090954354), (26, 7762272580), (40, 5045477177), (52, 3881136290), (65, 3104909032), (104, 1940568145), (130, 1552454516), (260, 776227258), (443, 455573560), (520, 388113629), (886, 227786780), (1772, 113893390), (2215, 91114712), (3544, 56946695), (4430, 45557356), (5759, 35044120), (8860, 22778678), (11518, 17522060), (17720, 11389339), (23036, 8761030), (28795, 7008824), (46072, 4380515), (57590, 3504412), (115180, 1752206), (230360, 876103)]