16610420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{367}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 36599808

約数和(自身を除く): 19989388

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 73, 124, 146, 155, 292, 310, 365, 367, 620, 730, 734, 1460, 1468, 1835, 2263, 3670, 4526, 7340, 9052, 11315, 11377, 22630, 22754, 26791, 45260, 45508, 53582, 56885, 107164, 113770, 133955, 227540, 267910, 535820, 830521, 1661042, 3322084, 4152605, 8305210, 16610420]

約数ペア:

[(1, 16610420), (2, 8305210), (4, 4152605), (5, 3322084), (10, 1661042), (20, 830521), (31, 535820), (62, 267910), (73, 227540), (124, 133955), (146, 113770), (155, 107164), (292, 56885), (310, 53582), (365, 45508), (367, 45260), (620, 26791), (730, 22754), (734, 22630), (1460, 11377), (1468, 11315), (1835, 9052), (2263, 7340), (3670, 4526)]