1420710340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{10147931}}^1$

素因数の和:10147947

約数の個数: 24

約数和(自身を含む): 3409705152

約数和(自身を除く): 1988994812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 10147931, 20295862, 40591724, 50739655, 71035517, 101479310, 142071034, 202958620, 284142068, 355177585, 710355170, 1420710340]

約数ペア:

[(1, 1420710340), (2, 710355170), (4, 355177585), (5, 284142068), (7, 202958620), (10, 142071034), (14, 101479310), (20, 71035517), (28, 50739655), (35, 40591724), (70, 20295862), (140, 10147931)]