309380470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1103}}^1\times {\mathrm{4007}}^1$

素因数の和:5124

約数の個数: 32

約数和(自身を含む): 637175808

約数和(自身を除く): 327795338

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1103, 2206, 4007, 5515, 7721, 8014, 11030, 15442, 20035, 28049, 38605, 40070, 56098, 77210, 140245, 280490, 4419721, 8839442, 22098605, 30938047, 44197210, 61876094, 154690235, 309380470]

約数ペア:

[(1, 309380470), (2, 154690235), (5, 61876094), (7, 44197210), (10, 30938047), (14, 22098605), (35, 8839442), (70, 4419721), (1103, 280490), (2206, 140245), (4007, 77210), (5515, 56098), (7721, 40070), (8014, 38605), (11030, 28049), (15442, 20035)]