40890510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1901}}^1$

素因数の和:2153

約数の個数: 48

約数和(自身を含む): 106816320

約数和(自身を除く): 65925810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 239, 478, 717, 1195, 1434, 1901, 2151, 2390, 3585, 3802, 4302, 5703, 7170, 9505, 10755, 11406, 17109, 19010, 21510, 28515, 34218, 57030, 85545, 171090, 454339, 908678, 1363017, 2271695, 2726034, 4089051, 4543390, 6815085, 8178102, 13630170, 20445255, 40890510]

約数ペア:

[(1, 40890510), (2, 20445255), (3, 13630170), (5, 8178102), (6, 6815085), (9, 4543390), (10, 4089051), (15, 2726034), (18, 2271695), (30, 1363017), (45, 908678), (90, 454339), (239, 171090), (478, 85545), (717, 57030), (1195, 34218), (1434, 28515), (1901, 21510), (2151, 19010), (2390, 17109), (3585, 11406), (3802, 10755), (4302, 9505), (5703, 7170)]