2028112100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{99907}}^1$

素因数の和:99957

約数の個数: 72

約数和(自身を含む): 5203208640

約数和(自身を除く): 3175096540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 50, 58, 70, 100, 116, 140, 145, 175, 203, 290, 350, 406, 580, 700, 725, 812, 1015, 1450, 2030, 2900, 4060, 5075, 10150, 20300, 99907, 199814, 399628, 499535, 699349, 999070, 1398698, 1998140, 2497675, 2797396, 2897303, 3496745, 4995350, 5794606, 6993490, 9990700, 11589212, 13986980, 14486515, 17483725, 20281121, 28973030, 34967450, 40562242, 57946060, 69934900, 72432575, 81124484, 101405605, 144865150, 202811210, 289730300, 405622420, 507028025, 1014056050, 2028112100]

約数ペア:

[(1, 2028112100), (2, 1014056050), (4, 507028025), (5, 405622420), (7, 289730300), (10, 202811210), (14, 144865150), (20, 101405605), (25, 81124484), (28, 72432575), (29, 69934900), (35, 57946060), (50, 40562242), (58, 34967450), (70, 28973030), (100, 20281121), (116, 17483725), (140, 14486515), (145, 13986980), (175, 11589212), (203, 9990700), (290, 6993490), (350, 5794606), (406, 4995350), (580, 3496745), (700, 2897303), (725, 2797396), (812, 2497675), (1015, 1998140), (1450, 1398698), (2030, 999070), (2900, 699349), (4060, 499535), (5075, 399628), (10150, 199814), (20300, 99907)]