64530620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41903}}^1$

素因数の和:41930

約数の個数: 48

約数和(自身を含む): 168956928

約数和(自身を除く): 104426308

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 41903, 83806, 167612, 209515, 293321, 419030, 460933, 586642, 838060, 921866, 1173284, 1466605, 1843732, 2304665, 2933210, 3226531, 4609330, 5866420, 6453062, 9218660, 12906124, 16132655, 32265310, 64530620]

約数ペア:

[(1, 64530620), (2, 32265310), (4, 16132655), (5, 12906124), (7, 9218660), (10, 6453062), (11, 5866420), (14, 4609330), (20, 3226531), (22, 2933210), (28, 2304665), (35, 1843732), (44, 1466605), (55, 1173284), (70, 921866), (77, 838060), (110, 586642), (140, 460933), (154, 419030), (220, 293321), (308, 209515), (385, 167612), (770, 83806), (1540, 41903)]