2023648780

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{691}}^1\times {\mathrm{809}}^1$

素因数の和:1690

約数の個数: 48

約数和(自身を含む): 4284614880

約数和(自身を除く): 2260966100

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 691, 724, 809, 905, 1382, 1618, 1810, 2764, 3236, 3455, 3620, 4045, 6910, 8090, 13820, 16180, 125071, 146429, 250142, 292858, 500284, 559019, 585716, 625355, 732145, 1118038, 1250710, 1464290, 2236076, 2501420, 2795095, 2928580, 5590190, 11180380, 101182439, 202364878, 404729756, 505912195, 1011824390, 2023648780]

約数ペア:

[(1, 2023648780), (2, 1011824390), (4, 505912195), (5, 404729756), (10, 202364878), (20, 101182439), (181, 11180380), (362, 5590190), (691, 2928580), (724, 2795095), (809, 2501420), (905, 2236076), (1382, 1464290), (1618, 1250710), (1810, 1118038), (2764, 732145), (3236, 625355), (3455, 585716), (3620, 559019), (4045, 500284), (6910, 292858), (8090, 250142), (13820, 146429), (16180, 125071)]