13881920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:148

約数の個数: 112

約数和(自身を含む): 36868608

約数和(自身を除く): 22986688

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 64, 65, 71, 80, 94, 104, 130, 142, 160, 188, 208, 235, 260, 284, 320, 355, 376, 416, 470, 520, 568, 611, 710, 752, 832, 923, 940, 1040, 1136, 1222, 1420, 1504, 1846, 1880, 2080, 2272, 2444, 2840, 3008, 3055, 3337, 3692, 3760, 4160, 4544, 4615, 4888, 5680, 6110, 6674, 7384, 7520, 9230, 9776, 11360, 12220, 13348, 14768, 15040, 16685, 18460, 19552, 22720, 24440, 26696, 29536, 33370, 36920, 39104, 43381, 48880, 53392, 59072, 66740, 73840, 86762, 97760, 106784, 133480, 147680, 173524, 195520, 213568, 216905, 266960, 295360, 347048, 433810, 533920, 694096, 867620, 1067840, 1388192, 1735240, 2776384, 3470480, 6940960, 13881920]

約数ペア:

[(1, 13881920), (2, 6940960), (4, 3470480), (5, 2776384), (8, 1735240), (10, 1388192), (13, 1067840), (16, 867620), (20, 694096), (26, 533920), (32, 433810), (40, 347048), (47, 295360), (52, 266960), (64, 216905), (65, 213568), (71, 195520), (80, 173524), (94, 147680), (104, 133480), (130, 106784), (142, 97760), (160, 86762), (188, 73840), (208, 66740), (235, 59072), (260, 53392), (284, 48880), (320, 43381), (355, 39104), (376, 36920), (416, 33370), (470, 29536), (520, 26696), (568, 24440), (611, 22720), (710, 19552), (752, 18460), (832, 16685), (923, 15040), (940, 14768), (1040, 13348), (1136, 12220), (1222, 11360), (1420, 9776), (1504, 9230), (1846, 7520), (1880, 7384), (2080, 6674), (2272, 6110), (2444, 5680), (2840, 4888), (3008, 4615), (3055, 4544), (3337, 4160), (3692, 3760)]