20607420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8377}}^1$

素因数の和:8430

約数の個数: 48

約数和(自身を含む): 59115168

約数和(自身を除く): 38507748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 8377, 16754, 25131, 33508, 41885, 50262, 83770, 100524, 125655, 167540, 251310, 343457, 502620, 686914, 1030371, 1373828, 1717285, 2060742, 3434570, 4121484, 5151855, 6869140, 10303710, 20607420]

約数ペア:

[(1, 20607420), (2, 10303710), (3, 6869140), (4, 5151855), (5, 4121484), (6, 3434570), (10, 2060742), (12, 1717285), (15, 1373828), (20, 1030371), (30, 686914), (41, 502620), (60, 343457), (82, 251310), (123, 167540), (164, 125655), (205, 100524), (246, 83770), (410, 50262), (492, 41885), (615, 33508), (820, 25131), (1230, 16754), (2460, 8377)]