76471640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{273113}}^1$

素因数の和:273131

約数の個数: 32

約数和(自身を含む): 196642080

約数和(自身を除く): 120170440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 273113, 546226, 1092452, 1365565, 1911791, 2184904, 2731130, 3823582, 5462260, 7647164, 9558955, 10924520, 15294328, 19117910, 38235820, 76471640]

約数ペア:

[(1, 76471640), (2, 38235820), (4, 19117910), (5, 15294328), (7, 10924520), (8, 9558955), (10, 7647164), (14, 5462260), (20, 3823582), (28, 2731130), (35, 2184904), (40, 1911791), (56, 1365565), (70, 1092452), (140, 546226), (280, 273113)]