20137538640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{3581}}^1\times {\mathrm{23431}}^1$

素因数の和:27028

約数の個数: 80

約数和(自身を含む): 62446467456

約数和(自身を除く): 42308928816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 3581, 7162, 10743, 14324, 17905, 21486, 23431, 28648, 35810, 42972, 46862, 53715, 57296, 70293, 71620, 85944, 93724, 107430, 117155, 140586, 143240, 171888, 187448, 214860, 234310, 281172, 286480, 351465, 374896, 429720, 468620, 562344, 702930, 859440, 937240, 1124688, 1405860, 1874480, 2811720, 5623440, 83906411, 167812822, 251719233, 335625644, 419532055, 503438466, 671251288, 839064110, 1006876932, 1258596165, 1342502576, 1678128220, 2013753864, 2517192330, 3356256440, 4027507728, 5034384660, 6712512880, 10068769320, 20137538640]

約数ペア:

[(1, 20137538640), (2, 10068769320), (3, 6712512880), (4, 5034384660), (5, 4027507728), (6, 3356256440), (8, 2517192330), (10, 2013753864), (12, 1678128220), (15, 1342502576), (16, 1258596165), (20, 1006876932), (24, 839064110), (30, 671251288), (40, 503438466), (48, 419532055), (60, 335625644), (80, 251719233), (120, 167812822), (240, 83906411), (3581, 5623440), (7162, 2811720), (10743, 1874480), (14324, 1405860), (17905, 1124688), (21486, 937240), (23431, 859440), (28648, 702930), (35810, 562344), (42972, 468620), (46862, 429720), (53715, 374896), (57296, 351465), (70293, 286480), (71620, 281172), (85944, 234310), (93724, 214860), (107430, 187448), (117155, 171888), (140586, 143240)]