4218890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:143

約数の個数: 64

約数和(自身を含む): 9144576

約数和(自身を除く): 4925686

約数列:

[1, 2, 5, 10, 13, 17, 23, 26, 34, 46, 65, 83, 85, 115, 130, 166, 170, 221, 230, 299, 391, 415, 442, 598, 782, 830, 1079, 1105, 1411, 1495, 1909, 1955, 2158, 2210, 2822, 2990, 3818, 3910, 5083, 5395, 7055, 9545, 10166, 10790, 14110, 18343, 19090, 24817, 25415, 32453, 36686, 49634, 50830, 64906, 91715, 124085, 162265, 183430, 248170, 324530, 421889, 843778, 2109445, 4218890]

約数ペア:

[(1, 4218890), (2, 2109445), (5, 843778), (10, 421889), (13, 324530), (17, 248170), (23, 183430), (26, 162265), (34, 124085), (46, 91715), (65, 64906), (83, 50830), (85, 49634), (115, 36686), (130, 32453), (166, 25415), (170, 24817), (221, 19090), (230, 18343), (299, 14110), (391, 10790), (415, 10166), (442, 9545), (598, 7055), (782, 5395), (830, 5083), (1079, 3910), (1105, 3818), (1411, 2990), (1495, 2822), (1909, 2210), (1955, 2158)]