15697971940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{112128371}}^1$

素因数の和:112128387

約数の個数: 24

約数和(自身を含む): 37675132992

約数和(自身を除く): 21977161052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 112128371, 224256742, 448513484, 560641855, 784898597, 1121283710, 1569797194, 2242567420, 3139594388, 3924492985, 7848985970, 15697971940]

約数ペア:

[(1, 15697971940), (2, 7848985970), (4, 3924492985), (5, 3139594388), (7, 2242567420), (10, 1569797194), (14, 1121283710), (20, 784898597), (28, 560641855), (35, 448513484), (70, 224256742), (140, 112128371)]