40558890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1367}}^1$

素因数の和:1443

約数の個数: 64

約数和(自身を含む): 104011776

約数和(自身を除く): 63452886

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 43, 46, 69, 86, 115, 129, 138, 215, 230, 258, 345, 430, 645, 690, 989, 1290, 1367, 1978, 2734, 2967, 4101, 4945, 5934, 6835, 8202, 9890, 13670, 14835, 20505, 29670, 31441, 41010, 58781, 62882, 94323, 117562, 157205, 176343, 188646, 293905, 314410, 352686, 471615, 587810, 881715, 943230, 1351963, 1763430, 2703926, 4055889, 6759815, 8111778, 13519630, 20279445, 40558890]

約数ペア:

[(1, 40558890), (2, 20279445), (3, 13519630), (5, 8111778), (6, 6759815), (10, 4055889), (15, 2703926), (23, 1763430), (30, 1351963), (43, 943230), (46, 881715), (69, 587810), (86, 471615), (115, 352686), (129, 314410), (138, 293905), (215, 188646), (230, 176343), (258, 157205), (345, 117562), (430, 94323), (645, 62882), (690, 58781), (989, 41010), (1290, 31441), (1367, 29670), (1978, 20505), (2734, 14835), (2967, 13670), (4101, 9890), (4945, 8202), (5934, 6835)]