2000456810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{821}}^1\times {\mathrm{1303}}^1$

素因数の和:2159

約数の個数: 64

約数和(自身を含む): 4167500544

約数和(自身を除く): 2167043734

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 821, 935, 1303, 1642, 1870, 2606, 4105, 6515, 8210, 9031, 13030, 13957, 14333, 18062, 22151, 27914, 28666, 44302, 45155, 69785, 71665, 90310, 110755, 139570, 143330, 153527, 221510, 243661, 307054, 487322, 767635, 1069763, 1218305, 1535270, 2139526, 2436610, 5348815, 10697630, 11767393, 18185971, 23534786, 36371942, 58836965, 90929855, 117673930, 181859710, 200045681, 400091362, 1000228405, 2000456810]

約数ペア:

[(1, 2000456810), (2, 1000228405), (5, 400091362), (10, 200045681), (11, 181859710), (17, 117673930), (22, 90929855), (34, 58836965), (55, 36371942), (85, 23534786), (110, 18185971), (170, 11767393), (187, 10697630), (374, 5348815), (821, 2436610), (935, 2139526), (1303, 1535270), (1642, 1218305), (1870, 1069763), (2606, 767635), (4105, 487322), (6515, 307054), (8210, 243661), (9031, 221510), (13030, 153527), (13957, 143330), (14333, 139570), (18062, 110755), (22151, 90310), (27914, 71665), (28666, 69785), (44302, 45155)]