39818040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{853}}^1$

素因数の和:1256

約数の個数: 64

約数和(自身を含む): 119901600

約数和(自身を除く): 80083560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 389, 778, 853, 1167, 1556, 1706, 1945, 2334, 2559, 3112, 3412, 3890, 4265, 4668, 5118, 5835, 6824, 7780, 8530, 9336, 10236, 11670, 12795, 15560, 17060, 20472, 23340, 25590, 34120, 46680, 51180, 102360, 331817, 663634, 995451, 1327268, 1659085, 1990902, 2654536, 3318170, 3981804, 4977255, 6636340, 7963608, 9954510, 13272680, 19909020, 39818040]

約数ペア:

[(1, 39818040), (2, 19909020), (3, 13272680), (4, 9954510), (5, 7963608), (6, 6636340), (8, 4977255), (10, 3981804), (12, 3318170), (15, 2654536), (20, 1990902), (24, 1659085), (30, 1327268), (40, 995451), (60, 663634), (120, 331817), (389, 102360), (778, 51180), (853, 46680), (1167, 34120), (1556, 25590), (1706, 23340), (1945, 20472), (2334, 17060), (2559, 15560), (3112, 12795), (3412, 11670), (3890, 10236), (4265, 9336), (4668, 8530), (5118, 7780), (5835, 6824)]