4102856420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15780217}}^1$

素因数の和:15780239

約数の個数: 24

約数和(自身を含む): 9278768184

約数和(自身を除く): 5175911764

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 15780217, 31560434, 63120868, 78901085, 157802170, 205142821, 315604340, 410285642, 820571284, 1025714105, 2051428210, 4102856420]

約数ペア:

[(1, 4102856420), (2, 2051428210), (4, 1025714105), (5, 820571284), (10, 410285642), (13, 315604340), (20, 205142821), (26, 157802170), (52, 78901085), (65, 63120868), (130, 31560434), (260, 15780217)]