16277380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{499}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 39312000

約数和(自身を除く): 23034620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 233, 466, 499, 932, 998, 1165, 1631, 1996, 2330, 2495, 3262, 3493, 4660, 4990, 6524, 6986, 8155, 9980, 13972, 16310, 17465, 32620, 34930, 69860, 116267, 232534, 465068, 581335, 813869, 1162670, 1627738, 2325340, 3255476, 4069345, 8138690, 16277380]

約数ペア:

[(1, 16277380), (2, 8138690), (4, 4069345), (5, 3255476), (7, 2325340), (10, 1627738), (14, 1162670), (20, 813869), (28, 581335), (35, 465068), (70, 232534), (140, 116267), (233, 69860), (466, 34930), (499, 32620), (932, 17465), (998, 16310), (1165, 13972), (1631, 9980), (1996, 8155), (2330, 6986), (2495, 6524), (3262, 4990), (3493, 4660)]