190077860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{193957}}^1$

素因数の和:193980

約数の個数: 36

約数和(自身を含む): 464335452

約数和(自身を除く): 274257592

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 193957, 387914, 775828, 969785, 1357699, 1939570, 2715398, 3879140, 5430796, 6788495, 9503893, 13576990, 19007786, 27153980, 38015572, 47519465, 95038930, 190077860]

約数ペア:

[(1, 190077860), (2, 95038930), (4, 47519465), (5, 38015572), (7, 27153980), (10, 19007786), (14, 13576990), (20, 9503893), (28, 6788495), (35, 5430796), (49, 3879140), (70, 2715398), (98, 1939570), (140, 1357699), (196, 969785), (245, 775828), (490, 387914), (980, 193957)]