39040060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1447}}^1$

素因数の和:1546

約数の個数: 48

約数和(自身を含む): 87575040

約数和(自身を除く): 48534980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 1349, 1420, 1447, 2698, 2894, 5396, 5788, 6745, 7235, 13490, 14470, 26980, 27493, 28940, 54986, 102737, 109972, 137465, 205474, 274930, 410948, 513685, 549860, 1027370, 1952003, 2054740, 3904006, 7808012, 9760015, 19520030, 39040060]

約数ペア:

[(1, 39040060), (2, 19520030), (4, 9760015), (5, 7808012), (10, 3904006), (19, 2054740), (20, 1952003), (38, 1027370), (71, 549860), (76, 513685), (95, 410948), (142, 274930), (190, 205474), (284, 137465), (355, 109972), (380, 102737), (710, 54986), (1349, 28940), (1420, 27493), (1447, 26980), (2698, 14470), (2894, 13490), (5396, 7235), (5788, 6745)]