11913940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{523}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 26937792

約数和(自身を除く): 15023852

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 335, 340, 523, 670, 1046, 1139, 1340, 2092, 2278, 2615, 4556, 5230, 5695, 8891, 10460, 11390, 17782, 22780, 35041, 35564, 44455, 70082, 88910, 140164, 175205, 177820, 350410, 595697, 700820, 1191394, 2382788, 2978485, 5956970, 11913940]

約数ペア:

[(1, 11913940), (2, 5956970), (4, 2978485), (5, 2382788), (10, 1191394), (17, 700820), (20, 595697), (34, 350410), (67, 177820), (68, 175205), (85, 140164), (134, 88910), (170, 70082), (268, 44455), (335, 35564), (340, 35041), (523, 22780), (670, 17782), (1046, 11390), (1139, 10460), (1340, 8891), (2092, 5695), (2278, 5230), (2615, 4556)]