27857440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:314

約数の個数: 96

約数和(自身を含む): 72394560

約数和(自身を除く): 44537120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 59, 65, 80, 104, 118, 130, 160, 208, 227, 236, 260, 295, 416, 454, 472, 520, 590, 767, 908, 944, 1040, 1135, 1180, 1534, 1816, 1888, 2080, 2270, 2360, 2951, 3068, 3632, 3835, 4540, 4720, 5902, 6136, 7264, 7670, 9080, 9440, 11804, 12272, 13393, 14755, 15340, 18160, 23608, 24544, 26786, 29510, 30680, 36320, 47216, 53572, 59020, 61360, 66965, 94432, 107144, 118040, 122720, 133930, 174109, 214288, 236080, 267860, 348218, 428576, 472160, 535720, 696436, 870545, 1071440, 1392872, 1741090, 2142880, 2785744, 3482180, 5571488, 6964360, 13928720, 27857440]

約数ペア:

[(1, 27857440), (2, 13928720), (4, 6964360), (5, 5571488), (8, 3482180), (10, 2785744), (13, 2142880), (16, 1741090), (20, 1392872), (26, 1071440), (32, 870545), (40, 696436), (52, 535720), (59, 472160), (65, 428576), (80, 348218), (104, 267860), (118, 236080), (130, 214288), (160, 174109), (208, 133930), (227, 122720), (236, 118040), (260, 107144), (295, 94432), (416, 66965), (454, 61360), (472, 59020), (520, 53572), (590, 47216), (767, 36320), (908, 30680), (944, 29510), (1040, 26786), (1135, 24544), (1180, 23608), (1534, 18160), (1816, 15340), (1888, 14755), (2080, 13393), (2270, 12272), (2360, 11804), (2951, 9440), (3068, 9080), (3632, 7670), (3835, 7264), (4540, 6136), (4720, 5902)]