11644720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 29283840

約数和(自身を除く): 17639120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 47, 76, 80, 94, 95, 152, 163, 188, 190, 235, 304, 326, 376, 380, 470, 652, 752, 760, 815, 893, 940, 1304, 1520, 1630, 1786, 1880, 2608, 3097, 3260, 3572, 3760, 4465, 6194, 6520, 7144, 7661, 8930, 12388, 13040, 14288, 15322, 15485, 17860, 24776, 30644, 30970, 35720, 38305, 49552, 61288, 61940, 71440, 76610, 122576, 123880, 145559, 153220, 247760, 291118, 306440, 582236, 612880, 727795, 1164472, 1455590, 2328944, 2911180, 5822360, 11644720]

約数ペア:

[(1, 11644720), (2, 5822360), (4, 2911180), (5, 2328944), (8, 1455590), (10, 1164472), (16, 727795), (19, 612880), (20, 582236), (38, 306440), (40, 291118), (47, 247760), (76, 153220), (80, 145559), (94, 123880), (95, 122576), (152, 76610), (163, 71440), (188, 61940), (190, 61288), (235, 49552), (304, 38305), (326, 35720), (376, 30970), (380, 30644), (470, 24776), (652, 17860), (752, 15485), (760, 15322), (815, 14288), (893, 13040), (940, 12388), (1304, 8930), (1520, 7661), (1630, 7144), (1786, 6520), (1880, 6194), (2608, 4465), (3097, 3760), (3260, 3572)]