2008791630

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239999}}^1$

素因数の和:240046

約数の個数: 64

約数和(自身を含む): 5529600000

約数和(自身を除く): 3520808370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 155, 186, 270, 279, 310, 465, 558, 837, 930, 1395, 1674, 2790, 4185, 8370, 239999, 479998, 719997, 1199995, 1439994, 2159991, 2399990, 3599985, 4319982, 6479973, 7199970, 7439969, 10799955, 12959946, 14879938, 21599910, 22319907, 32399865, 37199845, 44639814, 64799730, 66959721, 74399690, 111599535, 133919442, 200879163, 223199070, 334798605, 401758326, 669597210, 1004395815, 2008791630]

約数ペア:

[(1, 2008791630), (2, 1004395815), (3, 669597210), (5, 401758326), (6, 334798605), (9, 223199070), (10, 200879163), (15, 133919442), (18, 111599535), (27, 74399690), (30, 66959721), (31, 64799730), (45, 44639814), (54, 37199845), (62, 32399865), (90, 22319907), (93, 21599910), (135, 14879938), (155, 12959946), (186, 10799955), (270, 7439969), (279, 7199970), (310, 6479973), (465, 4319982), (558, 3599985), (837, 2399990), (930, 2159991), (1395, 1439994), (1674, 1199995), (2790, 719997), (4185, 479998), (8370, 239999)]