28781830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37379}}^1$

素因数の和:37404

約数の個数: 32

約数和(自身を含む): 64592640

約数和(自身を除く): 35810810

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 37379, 74758, 186895, 261653, 373790, 411169, 523306, 822338, 1308265, 2055845, 2616530, 2878183, 4111690, 5756366, 14390915, 28781830]

約数ペア:

[(1, 28781830), (2, 14390915), (5, 5756366), (7, 4111690), (10, 2878183), (11, 2616530), (14, 2055845), (22, 1308265), (35, 822338), (55, 523306), (70, 411169), (77, 373790), (110, 261653), (154, 186895), (385, 74758), (770, 37379)]