56421740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{829}}^1$

素因数の和:962

約数の個数: 48

約数和(自身を含む): 122986080

約数和(自身を除く): 66564340

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 83, 164, 166, 205, 332, 410, 415, 820, 829, 830, 1658, 1660, 3316, 3403, 4145, 6806, 8290, 13612, 16580, 17015, 33989, 34030, 67978, 68060, 68807, 135956, 137614, 169945, 275228, 339890, 344035, 679780, 688070, 1376140, 2821087, 5642174, 11284348, 14105435, 28210870, 56421740]

約数ペア:

[(1, 56421740), (2, 28210870), (4, 14105435), (5, 11284348), (10, 5642174), (20, 2821087), (41, 1376140), (82, 688070), (83, 679780), (164, 344035), (166, 339890), (205, 275228), (332, 169945), (410, 137614), (415, 135956), (820, 68807), (829, 68060), (830, 67978), (1658, 34030), (1660, 33989), (3316, 17015), (3403, 16580), (4145, 13612), (6806, 8290)]