8178420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4397}}^1$

素因数の和:4440

約数の個数: 48

約数和(自身を含む): 23643648

約数和(自身を除く): 15465228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 4397, 8794, 13191, 17588, 21985, 26382, 43970, 52764, 65955, 87940, 131910, 136307, 263820, 272614, 408921, 545228, 681535, 817842, 1363070, 1635684, 2044605, 2726140, 4089210, 8178420]

約数ペア:

[(1, 8178420), (2, 4089210), (3, 2726140), (4, 2044605), (5, 1635684), (6, 1363070), (10, 817842), (12, 681535), (15, 545228), (20, 408921), (30, 272614), (31, 263820), (60, 136307), (62, 131910), (93, 87940), (124, 65955), (155, 52764), (186, 43970), (310, 26382), (372, 21985), (465, 17588), (620, 13191), (930, 8794), (1860, 4397)]