22921640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1153}}^1$

素因数の和:1242

約数の個数: 64

約数和(自身を含む): 59823360

約数和(自身を除く): 36901720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1153, 1420, 1988, 2306, 2485, 2840, 3976, 4612, 4970, 5765, 8071, 9224, 9940, 11530, 16142, 19880, 23060, 32284, 40355, 46120, 64568, 80710, 81863, 161420, 163726, 322840, 327452, 409315, 573041, 654904, 818630, 1146082, 1637260, 2292164, 2865205, 3274520, 4584328, 5730410, 11460820, 22921640]

約数ペア:

[(1, 22921640), (2, 11460820), (4, 5730410), (5, 4584328), (7, 3274520), (8, 2865205), (10, 2292164), (14, 1637260), (20, 1146082), (28, 818630), (35, 654904), (40, 573041), (56, 409315), (70, 327452), (71, 322840), (140, 163726), (142, 161420), (280, 81863), (284, 80710), (355, 64568), (497, 46120), (568, 40355), (710, 32284), (994, 23060), (1153, 19880), (1420, 16142), (1988, 11530), (2306, 9940), (2485, 9224), (2840, 8071), (3976, 5765), (4612, 4970)]