20178769980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1453}}^1\times {\mathrm{231461}}^1$

素因数の和:232926

約数の個数: 48

約数和(自身を含む): 56539685664

約数和(自身を除く): 36360915684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1453, 2906, 4359, 5812, 7265, 8718, 14530, 17436, 21795, 29060, 43590, 87180, 231461, 462922, 694383, 925844, 1157305, 1388766, 2314610, 2777532, 3471915, 4629220, 6943830, 13887660, 336312833, 672625666, 1008938499, 1345251332, 1681564165, 2017876998, 3363128330, 4035753996, 5044692495, 6726256660, 10089384990, 20178769980]

約数ペア:

[(1, 20178769980), (2, 10089384990), (3, 6726256660), (4, 5044692495), (5, 4035753996), (6, 3363128330), (10, 2017876998), (12, 1681564165), (15, 1345251332), (20, 1008938499), (30, 672625666), (60, 336312833), (1453, 13887660), (2906, 6943830), (4359, 4629220), (5812, 3471915), (7265, 2777532), (8718, 2314610), (14530, 1388766), (17436, 1157305), (21795, 925844), (29060, 694383), (43590, 462922), (87180, 231461)]