400014090

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{634943}}^1$

素因数の和:634963

約数の個数: 48

約数和(自身を含む): 1188615168

約数和(自身を除く): 788601078

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 634943, 1269886, 1904829, 3174715, 3809658, 4444601, 5714487, 6349430, 8889202, 9524145, 11428974, 13333803, 19048290, 22223005, 26667606, 28572435, 40001409, 44446010, 57144870, 66669015, 80002818, 133338030, 200007045, 400014090]

約数ペア:

[(1, 400014090), (2, 200007045), (3, 133338030), (5, 80002818), (6, 66669015), (7, 57144870), (9, 44446010), (10, 40001409), (14, 28572435), (15, 26667606), (18, 22223005), (21, 19048290), (30, 13333803), (35, 11428974), (42, 9524145), (45, 8889202), (63, 6349430), (70, 5714487), (90, 4444601), (105, 3809658), (126, 3174715), (210, 1904829), (315, 1269886), (630, 634943)]