12838880

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2767}}^1$

素因数の和:2811

約数の個数: 48

約数和(自身を含む): 31389120

約数和(自身を除く): 18550240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 2767, 4640, 5534, 11068, 13835, 22136, 27670, 44272, 55340, 80243, 88544, 110680, 160486, 221360, 320972, 401215, 442720, 641944, 802430, 1283888, 1604860, 2567776, 3209720, 6419440, 12838880]

約数ペア:

[(1, 12838880), (2, 6419440), (4, 3209720), (5, 2567776), (8, 1604860), (10, 1283888), (16, 802430), (20, 641944), (29, 442720), (32, 401215), (40, 320972), (58, 221360), (80, 160486), (116, 110680), (145, 88544), (160, 80243), (232, 55340), (290, 44272), (464, 27670), (580, 22136), (928, 13835), (1160, 11068), (2320, 5534), (2767, 4640)]