843281720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1\times {\mathrm{2083}}^1$

素因数の和:2472

約数の個数: 64

約数和(自身を含む): 1969380000

約数和(自身を除く): 1126098280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 349, 580, 698, 1160, 1396, 1745, 2083, 2792, 3490, 4166, 6980, 8332, 10121, 10415, 13960, 16664, 20242, 20830, 40484, 41660, 50605, 60407, 80968, 83320, 101210, 120814, 202420, 241628, 302035, 404840, 483256, 604070, 726967, 1208140, 1453934, 2416280, 2907868, 3634835, 5815736, 7269670, 14539340, 21082043, 29078680, 42164086, 84328172, 105410215, 168656344, 210820430, 421640860, 843281720]

約数ペア:

[(1, 843281720), (2, 421640860), (4, 210820430), (5, 168656344), (8, 105410215), (10, 84328172), (20, 42164086), (29, 29078680), (40, 21082043), (58, 14539340), (116, 7269670), (145, 5815736), (232, 3634835), (290, 2907868), (349, 2416280), (580, 1453934), (698, 1208140), (1160, 726967), (1396, 604070), (1745, 483256), (2083, 404840), (2792, 302035), (3490, 241628), (4166, 202420), (6980, 120814), (8332, 101210), (10121, 83320), (10415, 80968), (13960, 60407), (16664, 50605), (20242, 41660), (20830, 40484)]