40011340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1483}}^1$

素因数の和:1582

約数の個数: 48

約数和(自身を含む): 89752320

約数和(自身を除く): 49740980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 1349, 1420, 1483, 2698, 2966, 5396, 5932, 6745, 7415, 13490, 14830, 26980, 28177, 29660, 56354, 105293, 112708, 140885, 210586, 281770, 421172, 526465, 563540, 1052930, 2000567, 2105860, 4001134, 8002268, 10002835, 20005670, 40011340]

約数ペア:

[(1, 40011340), (2, 20005670), (4, 10002835), (5, 8002268), (10, 4001134), (19, 2105860), (20, 2000567), (38, 1052930), (71, 563540), (76, 526465), (95, 421172), (142, 281770), (190, 210586), (284, 140885), (355, 112708), (380, 105293), (710, 56354), (1349, 29660), (1420, 28177), (1483, 26980), (2698, 14830), (2966, 13490), (5396, 7415), (5932, 6745)]