40054280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7529}}^1$

素因数の和:7566

約数の個数: 64

約数和(自身を含む): 108432000

約数和(自身を除く): 68377720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 7529, 15058, 30116, 37645, 52703, 60232, 75290, 105406, 143051, 150580, 210812, 263515, 286102, 301160, 421624, 527030, 572204, 715255, 1001357, 1054060, 1144408, 1430510, 2002714, 2108120, 2861020, 4005428, 5006785, 5722040, 8010856, 10013570, 20027140, 40054280]

約数ペア:

[(1, 40054280), (2, 20027140), (4, 10013570), (5, 8010856), (7, 5722040), (8, 5006785), (10, 4005428), (14, 2861020), (19, 2108120), (20, 2002714), (28, 1430510), (35, 1144408), (38, 1054060), (40, 1001357), (56, 715255), (70, 572204), (76, 527030), (95, 421624), (133, 301160), (140, 286102), (152, 263515), (190, 210812), (266, 150580), (280, 143051), (380, 105406), (532, 75290), (665, 60232), (760, 52703), (1064, 37645), (1330, 30116), (2660, 15058), (5320, 7529)]