20067720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1879}}^1$

素因数の和:1982

約数の個数: 64

約数和(自身を含む): 60912000

約数和(自身を除く): 40844280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 890, 1068, 1335, 1780, 1879, 2136, 2670, 3560, 3758, 5340, 5637, 7516, 9395, 10680, 11274, 15032, 18790, 22548, 28185, 37580, 45096, 56370, 75160, 112740, 167231, 225480, 334462, 501693, 668924, 836155, 1003386, 1337848, 1672310, 2006772, 2508465, 3344620, 4013544, 5016930, 6689240, 10033860, 20067720]

約数ペア:

[(1, 20067720), (2, 10033860), (3, 6689240), (4, 5016930), (5, 4013544), (6, 3344620), (8, 2508465), (10, 2006772), (12, 1672310), (15, 1337848), (20, 1003386), (24, 836155), (30, 668924), (40, 501693), (60, 334462), (89, 225480), (120, 167231), (178, 112740), (267, 75160), (356, 56370), (445, 45096), (534, 37580), (712, 28185), (890, 22548), (1068, 18790), (1335, 15032), (1780, 11274), (1879, 10680), (2136, 9395), (2670, 7516), (3560, 5637), (3758, 5340)]