31999940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{32653}}^1$

素因数の和:32676

約数の個数: 36

約数和(自身を含む): 78173676

約数和(自身を除く): 46173736

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 32653, 65306, 130612, 163265, 228571, 326530, 457142, 653060, 914284, 1142855, 1599997, 2285710, 3199994, 4571420, 6399988, 7999985, 15999970, 31999940]

約数ペア:

[(1, 31999940), (2, 15999970), (4, 7999985), (5, 6399988), (7, 4571420), (10, 3199994), (14, 2285710), (20, 1599997), (28, 1142855), (35, 914284), (49, 653060), (70, 457142), (98, 326530), (140, 228571), (196, 163265), (245, 130612), (490, 65306), (980, 32653)]