7868460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{659}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 22176000

約数和(自身を除く): 14307540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 398, 597, 659, 796, 995, 1194, 1318, 1977, 1990, 2388, 2636, 2985, 3295, 3954, 3980, 5970, 6590, 7908, 9885, 11940, 13180, 19770, 39540, 131141, 262282, 393423, 524564, 655705, 786846, 1311410, 1573692, 1967115, 2622820, 3934230, 7868460]

約数ペア:

[(1, 7868460), (2, 3934230), (3, 2622820), (4, 1967115), (5, 1573692), (6, 1311410), (10, 786846), (12, 655705), (15, 524564), (20, 393423), (30, 262282), (60, 131141), (199, 39540), (398, 19770), (597, 13180), (659, 11940), (796, 9885), (995, 7908), (1194, 6590), (1318, 5970), (1977, 3980), (1990, 3954), (2388, 3295), (2636, 2985)]