20171227830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2722163}}^1$

素因数の和:2722205

約数の個数: 64

約数和(自身を含む): 54878826240

約数和(自身を除く): 34707598410

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 285, 390, 494, 570, 741, 1235, 1482, 2470, 3705, 7410, 2722163, 5444326, 8166489, 13610815, 16332978, 27221630, 35388119, 40832445, 51721097, 70776238, 81664890, 103442194, 106164357, 155163291, 176940595, 212328714, 258605485, 310326582, 353881190, 517210970, 530821785, 672374261, 775816455, 1061643570, 1344748522, 1551632910, 2017122783, 3361871305, 4034245566, 6723742610, 10085613915, 20171227830]

約数ペア:

[(1, 20171227830), (2, 10085613915), (3, 6723742610), (5, 4034245566), (6, 3361871305), (10, 2017122783), (13, 1551632910), (15, 1344748522), (19, 1061643570), (26, 775816455), (30, 672374261), (38, 530821785), (39, 517210970), (57, 353881190), (65, 310326582), (78, 258605485), (95, 212328714), (114, 176940595), (130, 155163291), (190, 106164357), (195, 103442194), (247, 81664890), (285, 70776238), (390, 51721097), (494, 40832445), (570, 35388119), (741, 27221630), (1235, 16332978), (1482, 13610815), (2470, 8166489), (3705, 5444326), (7410, 2722163)]