40079790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1997}}^1$

素因数の和:2233

約数の個数: 48

約数和(自身を含む): 104727168

約数和(自身を除く): 64647378

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 223, 446, 669, 1115, 1338, 1997, 2007, 2230, 3345, 3994, 4014, 5991, 6690, 9985, 10035, 11982, 17973, 19970, 20070, 29955, 35946, 59910, 89865, 179730, 445331, 890662, 1335993, 2226655, 2671986, 4007979, 4453310, 6679965, 8015958, 13359930, 20039895, 40079790]

約数ペア:

[(1, 40079790), (2, 20039895), (3, 13359930), (5, 8015958), (6, 6679965), (9, 4453310), (10, 4007979), (15, 2671986), (18, 2226655), (30, 1335993), (45, 890662), (90, 445331), (223, 179730), (446, 89865), (669, 59910), (1115, 35946), (1338, 29955), (1997, 20070), (2007, 19970), (2230, 17973), (3345, 11982), (3994, 10035), (4014, 9985), (5991, 6690)]