1617849940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{106019}}^1$

素因数の和:106144

約数の個数: 48

約数和(自身を含む): 3918499200

約数和(自身を除く): 2300649260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 3052, 3815, 7630, 15260, 106019, 212038, 424076, 530095, 742133, 1060190, 1484266, 2120380, 2968532, 3710665, 7421330, 11556071, 14842660, 23112142, 46224284, 57780355, 80892497, 115560710, 161784994, 231121420, 323569988, 404462485, 808924970, 1617849940]

約数ペア:

[(1, 1617849940), (2, 808924970), (4, 404462485), (5, 323569988), (7, 231121420), (10, 161784994), (14, 115560710), (20, 80892497), (28, 57780355), (35, 46224284), (70, 23112142), (109, 14842660), (140, 11556071), (218, 7421330), (436, 3710665), (545, 2968532), (763, 2120380), (1090, 1484266), (1526, 1060190), (2180, 742133), (3052, 530095), (3815, 424076), (7630, 212038), (15260, 106019)]