11853920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:208

約数の個数: 96

約数和(自身を含む): 31116960

約数和(自身を除く): 19263040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 52, 65, 80, 82, 104, 130, 139, 160, 164, 205, 208, 260, 278, 328, 410, 416, 520, 533, 556, 656, 695, 820, 1040, 1066, 1112, 1312, 1390, 1640, 1807, 2080, 2132, 2224, 2665, 2780, 3280, 3614, 4264, 4448, 5330, 5560, 5699, 6560, 7228, 8528, 9035, 10660, 11120, 11398, 14456, 17056, 18070, 21320, 22240, 22796, 28495, 28912, 36140, 42640, 45592, 56990, 57824, 72280, 74087, 85280, 91184, 113980, 144560, 148174, 182368, 227960, 289120, 296348, 370435, 455920, 592696, 740870, 911840, 1185392, 1481740, 2370784, 2963480, 5926960, 11853920]

約数ペア:

[(1, 11853920), (2, 5926960), (4, 2963480), (5, 2370784), (8, 1481740), (10, 1185392), (13, 911840), (16, 740870), (20, 592696), (26, 455920), (32, 370435), (40, 296348), (41, 289120), (52, 227960), (65, 182368), (80, 148174), (82, 144560), (104, 113980), (130, 91184), (139, 85280), (160, 74087), (164, 72280), (205, 57824), (208, 56990), (260, 45592), (278, 42640), (328, 36140), (410, 28912), (416, 28495), (520, 22796), (533, 22240), (556, 21320), (656, 18070), (695, 17056), (820, 14456), (1040, 11398), (1066, 11120), (1112, 10660), (1312, 9035), (1390, 8528), (1640, 7228), (1807, 6560), (2080, 5699), (2132, 5560), (2224, 5330), (2665, 4448), (2780, 4264), (3280, 3614)]