888204020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{2063}}^1$

素因数の和:2205

約数の個数: 96

約数和(自身を含む): 2163732480

約数和(自身を除く): 1275528460

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 103, 110, 190, 206, 209, 220, 380, 412, 418, 515, 836, 1030, 1045, 1133, 1957, 2060, 2063, 2090, 2266, 3914, 4126, 4180, 4532, 5665, 7828, 8252, 9785, 10315, 11330, 19570, 20630, 21527, 22660, 22693, 39140, 39197, 41260, 43054, 45386, 78394, 86108, 90772, 107635, 113465, 156788, 195985, 212489, 215270, 226930, 391970, 424978, 430540, 431167, 453860, 783940, 849956, 862334, 1062445, 1724668, 2124890, 2155835, 2337379, 4037291, 4249780, 4311670, 4674758, 8074582, 8623340, 9349516, 11686895, 16149164, 20186455, 23373790, 40372910, 44410201, 46747580, 80745820, 88820402, 177640804, 222051005, 444102010, 888204020]

約数ペア:

[(1, 888204020), (2, 444102010), (4, 222051005), (5, 177640804), (10, 88820402), (11, 80745820), (19, 46747580), (20, 44410201), (22, 40372910), (38, 23373790), (44, 20186455), (55, 16149164), (76, 11686895), (95, 9349516), (103, 8623340), (110, 8074582), (190, 4674758), (206, 4311670), (209, 4249780), (220, 4037291), (380, 2337379), (412, 2155835), (418, 2124890), (515, 1724668), (836, 1062445), (1030, 862334), (1045, 849956), (1133, 783940), (1957, 453860), (2060, 431167), (2063, 430540), (2090, 424978), (2266, 391970), (3914, 226930), (4126, 215270), (4180, 212489), (4532, 195985), (5665, 156788), (7828, 113465), (8252, 107635), (9785, 90772), (10315, 86108), (11330, 78394), (19570, 45386), (20630, 43054), (21527, 41260), (22660, 39197), (22693, 39140)]