40257364

素因数分解:

$2^2\times 7^1\times {\mathrm{641}}^1\times {\mathrm{2243}}^1$

素因数の和:2895

約数の個数: 24

約数和(自身を含む): 80676288

約数和(自身を除く): 40418924

約数列:

[1, 2, 4, 7, 14, 28, 641, 1282, 2243, 2564, 4486, 4487, 8972, 8974, 15701, 17948, 31402, 62804, 1437763, 2875526, 5751052, 10064341, 20128682, 40257364]

約数ペア:

[(1, 40257364), (2, 20128682), (4, 10064341), (7, 5751052), (14, 2875526), (28, 1437763), (641, 62804), (1282, 31402), (2243, 17948), (2564, 15701), (4486, 8974), (4487, 8972)]