40996980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{541}}^1$

素因数の和:977

約数の個数: 72

約数和(自身を含む): 124883304

約数和(自身を除く): 83886324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 421, 541, 842, 1082, 1263, 1623, 1684, 2105, 2164, 2526, 2705, 3246, 3789, 4210, 4869, 5052, 5410, 6315, 6492, 7578, 8115, 8420, 9738, 10820, 12630, 15156, 16230, 18945, 19476, 24345, 25260, 32460, 37890, 48690, 75780, 97380, 227761, 455522, 683283, 911044, 1138805, 1366566, 2049849, 2277610, 2733132, 3416415, 4099698, 4555220, 6832830, 8199396, 10249245, 13665660, 20498490, 40996980]

約数ペア:

[(1, 40996980), (2, 20498490), (3, 13665660), (4, 10249245), (5, 8199396), (6, 6832830), (9, 4555220), (10, 4099698), (12, 3416415), (15, 2733132), (18, 2277610), (20, 2049849), (30, 1366566), (36, 1138805), (45, 911044), (60, 683283), (90, 455522), (180, 227761), (421, 97380), (541, 75780), (842, 48690), (1082, 37890), (1263, 32460), (1623, 25260), (1684, 24345), (2105, 19476), (2164, 18945), (2526, 16230), (2705, 15156), (3246, 12630), (3789, 10820), (4210, 9738), (4869, 8420), (5052, 8115), (5410, 7578), (6315, 6492)]