2013153640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{15173}}^1$

素因数の和:15322

約数の個数: 64

約数和(自身を含む): 4719720960

約数和(自身を除く): 2706567320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 107, 124, 155, 214, 248, 310, 428, 535, 620, 856, 1070, 1240, 2140, 3317, 4280, 6634, 13268, 15173, 16585, 26536, 30346, 33170, 60692, 66340, 75865, 121384, 132680, 151730, 303460, 470363, 606920, 940726, 1623511, 1881452, 2351815, 3247022, 3762904, 4703630, 6494044, 8117555, 9407260, 12988088, 16235110, 18814520, 32470220, 50328841, 64940440, 100657682, 201315364, 251644205, 402630728, 503288410, 1006576820, 2013153640]

約数ペア:

[(1, 2013153640), (2, 1006576820), (4, 503288410), (5, 402630728), (8, 251644205), (10, 201315364), (20, 100657682), (31, 64940440), (40, 50328841), (62, 32470220), (107, 18814520), (124, 16235110), (155, 12988088), (214, 9407260), (248, 8117555), (310, 6494044), (428, 4703630), (535, 3762904), (620, 3247022), (856, 2351815), (1070, 1881452), (1240, 1623511), (2140, 940726), (3317, 606920), (4280, 470363), (6634, 303460), (13268, 151730), (15173, 132680), (16585, 121384), (26536, 75865), (30346, 66340), (33170, 60692)]