38923540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{479}}^1$

素因数の和:744

約数の個数: 48

約数和(自身を含む): 87091200

約数和(自身を除く): 48167660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 239, 340, 478, 479, 956, 958, 1195, 1916, 2390, 2395, 4063, 4780, 4790, 8126, 8143, 9580, 16252, 16286, 20315, 32572, 40630, 40715, 81260, 81430, 114481, 162860, 228962, 457924, 572405, 1144810, 1946177, 2289620, 3892354, 7784708, 9730885, 19461770, 38923540]

約数ペア:

[(1, 38923540), (2, 19461770), (4, 9730885), (5, 7784708), (10, 3892354), (17, 2289620), (20, 1946177), (34, 1144810), (68, 572405), (85, 457924), (170, 228962), (239, 162860), (340, 114481), (478, 81430), (479, 81260), (956, 40715), (958, 40630), (1195, 32572), (1916, 20315), (2390, 16286), (2395, 16252), (4063, 9580), (4780, 8143), (4790, 8126)]