13928720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:312

約数の個数: 80

約数和(自身を含む): 35622720

約数和(自身を除く): 21694000

約数列:

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

約数ペア:

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