40655240

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:342

約数の個数: 64

約数和(自身を含む): 94556160

約数和(自身を除く): 53900920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 127, 151, 212, 254, 265, 302, 424, 508, 530, 604, 635, 755, 1016, 1060, 1208, 1270, 1510, 2120, 2540, 3020, 5080, 6040, 6731, 8003, 13462, 16006, 19177, 26924, 32012, 33655, 38354, 40015, 53848, 64024, 67310, 76708, 80030, 95885, 134620, 153416, 160060, 191770, 269240, 320120, 383540, 767080, 1016381, 2032762, 4065524, 5081905, 8131048, 10163810, 20327620, 40655240]

約数ペア:

[(1, 40655240), (2, 20327620), (4, 10163810), (5, 8131048), (8, 5081905), (10, 4065524), (20, 2032762), (40, 1016381), (53, 767080), (106, 383540), (127, 320120), (151, 269240), (212, 191770), (254, 160060), (265, 153416), (302, 134620), (424, 95885), (508, 80030), (530, 76708), (604, 67310), (635, 64024), (755, 53848), (1016, 40015), (1060, 38354), (1208, 33655), (1270, 32012), (1510, 26924), (2120, 19177), (2540, 16006), (3020, 13462), (5080, 8003), (6040, 6731)]