289214920

素因数分解:

$2^3\times 5^1\times {\mathrm{1741}}^1\times {\mathrm{4153}}^1$

素因数の和:5905

約数の個数: 32

約数和(自身を含む): 651264120

約数和(自身を除く): 362049200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1741, 3482, 4153, 6964, 8306, 8705, 13928, 16612, 17410, 20765, 33224, 34820, 41530, 69640, 83060, 166120, 7230373, 14460746, 28921492, 36151865, 57842984, 72303730, 144607460, 289214920]

約数ペア:

[(1, 289214920), (2, 144607460), (4, 72303730), (5, 57842984), (8, 36151865), (10, 28921492), (20, 14460746), (40, 7230373), (1741, 166120), (3482, 83060), (4153, 69640), (6964, 41530), (8306, 34820), (8705, 33224), (13928, 20765), (16612, 17410)]