84650140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{248971}}^1$

素因数の和:248997

約数の個数: 24

約数和(自身を含む): 188222832

約数和(自身を除く): 103572692

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 248971, 497942, 995884, 1244855, 2489710, 4232507, 4979420, 8465014, 16930028, 21162535, 42325070, 84650140]

約数ペア:

[(1, 84650140), (2, 42325070), (4, 21162535), (5, 16930028), (10, 8465014), (17, 4979420), (20, 4232507), (34, 2489710), (68, 1244855), (85, 995884), (170, 497942), (340, 248971)]