4890830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{641}}^1$

素因数の和:764

約数の個数: 32

約数和(自身を含む): 10169280

約数和(自身を除く): 5278450

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 109, 218, 545, 641, 763, 1090, 1282, 1526, 3205, 3815, 4487, 6410, 7630, 8974, 22435, 44870, 69869, 139738, 349345, 489083, 698690, 978166, 2445415, 4890830]

約数ペア:

[(1, 4890830), (2, 2445415), (5, 978166), (7, 698690), (10, 489083), (14, 349345), (35, 139738), (70, 69869), (109, 44870), (218, 22435), (545, 8974), (641, 7630), (763, 6410), (1090, 4487), (1282, 3815), (1526, 3205)]