20071060

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 43436736

約数和(自身を除く): 23365676

約数列:

[1, 2, 4, 5, 10, 20, 83, 107, 113, 166, 214, 226, 332, 415, 428, 452, 535, 565, 830, 1070, 1130, 1660, 2140, 2260, 8881, 9379, 12091, 17762, 18758, 24182, 35524, 37516, 44405, 46895, 48364, 60455, 88810, 93790, 120910, 177620, 187580, 241820, 1003553, 2007106, 4014212, 5017765, 10035530, 20071060]

約数ペア:

[(1, 20071060), (2, 10035530), (4, 5017765), (5, 4014212), (10, 2007106), (20, 1003553), (83, 241820), (107, 187580), (113, 177620), (166, 120910), (214, 93790), (226, 88810), (332, 60455), (415, 48364), (428, 46895), (452, 44405), (535, 37516), (565, 35524), (830, 24182), (1070, 18758), (1130, 17762), (1660, 12091), (2140, 9379), (2260, 8881)]