1898723180

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{11833}}^1$

素因数の和:12026

約数の個数: 48

約数和(自身を含む): 4079605824

約数和(自身を除く): 2180882644

約数列:

[1, 2, 4, 5, 10, 20, 71, 113, 142, 226, 284, 355, 452, 565, 710, 1130, 1420, 2260, 8023, 11833, 16046, 23666, 32092, 40115, 47332, 59165, 80230, 118330, 160460, 236660, 840143, 1337129, 1680286, 2674258, 3360572, 4200715, 5348516, 6685645, 8401430, 13371290, 16802860, 26742580, 94936159, 189872318, 379744636, 474680795, 949361590, 1898723180]

約数ペア:

[(1, 1898723180), (2, 949361590), (4, 474680795), (5, 379744636), (10, 189872318), (20, 94936159), (71, 26742580), (113, 16802860), (142, 13371290), (226, 8401430), (284, 6685645), (355, 5348516), (452, 4200715), (565, 3360572), (710, 2674258), (1130, 1680286), (1420, 1337129), (2260, 840143), (8023, 236660), (11833, 160460), (16046, 118330), (23666, 80230), (32092, 59165), (40115, 47332)]