19510080

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{20323}}^1$

素因数の和:20343

約数の個数: 56

約数和(自身を含む): 61947552

約数和(自身を除く): 42437472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 20323, 40646, 60969, 81292, 101615, 121938, 162584, 203230, 243876, 304845, 325168, 406460, 487752, 609690, 650336, 812920, 975504, 1219380, 1300672, 1625840, 1951008, 2438760, 3251680, 3902016, 4877520, 6503360, 9755040, 19510080]

約数ペア:

[(1, 19510080), (2, 9755040), (3, 6503360), (4, 4877520), (5, 3902016), (6, 3251680), (8, 2438760), (10, 1951008), (12, 1625840), (15, 1300672), (16, 1219380), (20, 975504), (24, 812920), (30, 650336), (32, 609690), (40, 487752), (48, 406460), (60, 325168), (64, 304845), (80, 243876), (96, 203230), (120, 162584), (160, 121938), (192, 101615), (240, 81292), (320, 60969), (480, 40646), (960, 20323)]