1954820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13963}}^1$

素因数の和:13979

約数の個数: 24

約数和(自身を含む): 4691904

約数和(自身を除く): 2737084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 13963, 27926, 55852, 69815, 97741, 139630, 195482, 279260, 390964, 488705, 977410, 1954820]

約数ペア:

[(1, 1954820), (2, 977410), (4, 488705), (5, 390964), (7, 279260), (10, 195482), (14, 139630), (20, 97741), (28, 69815), (35, 55852), (70, 27926), (140, 13963)]