202437640

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{27961}}^1$

素因数の和:28153

約数の個数: 32

約数和(自身を含む): 458017560

約数和(自身を除く): 255579920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 3620, 7240, 27961, 55922, 111844, 139805, 223688, 279610, 559220, 1118440, 5060941, 10121882, 20243764, 25304705, 40487528, 50609410, 101218820, 202437640]

約数ペア:

[(1, 202437640), (2, 101218820), (4, 50609410), (5, 40487528), (8, 25304705), (10, 20243764), (20, 10121882), (40, 5060941), (181, 1118440), (362, 559220), (724, 279610), (905, 223688), (1448, 139805), (1810, 111844), (3620, 55922), (7240, 27961)]