40629680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5581}}^1$

素因数の和:5614

約数の個数: 80

約数和(自身を含む): 116284224

約数和(自身を除く): 75654544

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 5581, 7280, 11162, 22324, 27905, 39067, 44648, 55810, 72553, 78134, 89296, 111620, 145106, 156268, 195335, 223240, 290212, 312536, 362765, 390670, 446480, 507871, 580424, 625072, 725530, 781340, 1015742, 1160848, 1451060, 1562680, 2031484, 2539355, 2902120, 3125360, 4062968, 5078710, 5804240, 8125936, 10157420, 20314840, 40629680]

約数ペア:

[(1, 40629680), (2, 20314840), (4, 10157420), (5, 8125936), (7, 5804240), (8, 5078710), (10, 4062968), (13, 3125360), (14, 2902120), (16, 2539355), (20, 2031484), (26, 1562680), (28, 1451060), (35, 1160848), (40, 1015742), (52, 781340), (56, 725530), (65, 625072), (70, 580424), (80, 507871), (91, 446480), (104, 390670), (112, 362765), (130, 312536), (140, 290212), (182, 223240), (208, 195335), (260, 156268), (280, 145106), (364, 111620), (455, 89296), (520, 78134), (560, 72553), (728, 55810), (910, 44648), (1040, 39067), (1456, 27905), (1820, 22324), (3640, 11162), (5581, 7280)]