123941390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{4073}}^1$

素因数の和:4276

約数の個数: 32

約数和(自身を含む): 237595680

約数和(自身を除く): 113654290

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 179, 358, 895, 1790, 3043, 4073, 6086, 8146, 15215, 20365, 30430, 40730, 69241, 138482, 346205, 692410, 729067, 1458134, 3645335, 7290670, 12394139, 24788278, 61970695, 123941390]

約数ペア:

[(1, 123941390), (2, 61970695), (5, 24788278), (10, 12394139), (17, 7290670), (34, 3645335), (85, 1458134), (170, 729067), (179, 692410), (358, 346205), (895, 138482), (1790, 69241), (3043, 40730), (4073, 30430), (6086, 20365), (8146, 15215)]