12823480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{359}}^1$

素因数の和:436

約数の個数: 64

約数和(自身を含む): 31104000

約数和(自身を除く): 18280520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 359, 376, 380, 470, 718, 760, 893, 940, 1436, 1786, 1795, 1880, 2872, 3572, 3590, 4465, 6821, 7144, 7180, 8930, 13642, 14360, 16873, 17860, 27284, 33746, 34105, 35720, 54568, 67492, 68210, 84365, 134984, 136420, 168730, 272840, 320587, 337460, 641174, 674920, 1282348, 1602935, 2564696, 3205870, 6411740, 12823480]

約数ペア:

[(1, 12823480), (2, 6411740), (4, 3205870), (5, 2564696), (8, 1602935), (10, 1282348), (19, 674920), (20, 641174), (38, 337460), (40, 320587), (47, 272840), (76, 168730), (94, 136420), (95, 134984), (152, 84365), (188, 68210), (190, 67492), (235, 54568), (359, 35720), (376, 34105), (380, 33746), (470, 27284), (718, 17860), (760, 16873), (893, 14360), (940, 13642), (1436, 8930), (1786, 7180), (1795, 7144), (1880, 6821), (2872, 4465), (3572, 3590)]