40160680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7549}}^1$

素因数の和:7586

約数の個数: 64

約数和(自身を含む): 108720000

約数和(自身を除く): 68559320

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, 7549, 15098, 30196, 37745, 52843, 60392, 75490, 105686, 143431, 150980, 211372, 264215, 286862, 301960, 422744, 528430, 573724, 717155, 1004017, 1056860, 1147448, 1434310, 2008034, 2113720, 2868620, 4016068, 5020085, 5737240, 8032136, 10040170, 20080340, 40160680]

約数ペア:

[(1, 40160680), (2, 20080340), (4, 10040170), (5, 8032136), (7, 5737240), (8, 5020085), (10, 4016068), (14, 2868620), (19, 2113720), (20, 2008034), (28, 1434310), (35, 1147448), (38, 1056860), (40, 1004017), (56, 717155), (70, 573724), (76, 528430), (95, 422744), (133, 301960), (140, 286862), (152, 264215), (190, 211372), (266, 150980), (280, 143431), (380, 105686), (532, 75490), (665, 60392), (760, 52843), (1064, 37745), (1330, 30196), (2660, 15098), (5320, 7549)]