40145220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{24781}}^1$

素因数の和:24802

約数の個数: 60

約数和(自身を含む): 125942124

約数和(自身を除く): 85796904

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 24781, 49562, 74343, 99124, 123905, 148686, 223029, 247810, 297372, 371715, 446058, 495620, 669087, 743430, 892116, 1115145, 1338174, 1486860, 2007261, 2230290, 2676348, 3345435, 4014522, 4460580, 6690870, 8029044, 10036305, 13381740, 20072610, 40145220]

約数ペア:

[(1, 40145220), (2, 20072610), (3, 13381740), (4, 10036305), (5, 8029044), (6, 6690870), (9, 4460580), (10, 4014522), (12, 3345435), (15, 2676348), (18, 2230290), (20, 2007261), (27, 1486860), (30, 1338174), (36, 1115145), (45, 892116), (54, 743430), (60, 669087), (81, 495620), (90, 446058), (108, 371715), (135, 297372), (162, 247810), (180, 223029), (270, 148686), (324, 123905), (405, 99124), (540, 74343), (810, 49562), (1620, 24781)]