4154020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1229}}^1$

素因数の和:1264

約数の個数: 36

約数和(自身を含む): 9453780

約数和(自身を除く): 5299760

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1229, 1690, 2458, 3380, 4916, 6145, 12290, 15977, 24580, 31954, 63908, 79885, 159770, 207701, 319540, 415402, 830804, 1038505, 2077010, 4154020]

約数ペア:

[(1, 4154020), (2, 2077010), (4, 1038505), (5, 830804), (10, 415402), (13, 319540), (20, 207701), (26, 159770), (52, 79885), (65, 63908), (130, 31954), (169, 24580), (260, 15977), (338, 12290), (676, 6145), (845, 4916), (1229, 3380), (1690, 2458)]