3983720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 9918720

約数和(自身を除く): 5935000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 163, 188, 235, 260, 326, 376, 470, 520, 611, 652, 815, 940, 1222, 1304, 1630, 1880, 2119, 2444, 3055, 3260, 4238, 4888, 6110, 6520, 7661, 8476, 10595, 12220, 15322, 16952, 21190, 24440, 30644, 38305, 42380, 61288, 76610, 84760, 99593, 153220, 199186, 306440, 398372, 497965, 796744, 995930, 1991860, 3983720]

約数ペア:

[(1, 3983720), (2, 1991860), (4, 995930), (5, 796744), (8, 497965), (10, 398372), (13, 306440), (20, 199186), (26, 153220), (40, 99593), (47, 84760), (52, 76610), (65, 61288), (94, 42380), (104, 38305), (130, 30644), (163, 24440), (188, 21190), (235, 16952), (260, 15322), (326, 12220), (376, 10595), (470, 8476), (520, 7661), (611, 6520), (652, 6110), (815, 4888), (940, 4238), (1222, 3260), (1304, 3055), (1630, 2444), (1880, 2119)]