8142680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2237}}^1$

素因数の和:2268

約数の個数: 64

約数和(自身を含む): 22559040

約数和(自身を除く): 14416360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 2237, 3640, 4474, 8948, 11185, 15659, 17896, 22370, 29081, 31318, 44740, 58162, 62636, 78295, 89480, 116324, 125272, 145405, 156590, 203567, 232648, 290810, 313180, 407134, 581620, 626360, 814268, 1017835, 1163240, 1628536, 2035670, 4071340, 8142680]

約数ペア:

[(1, 8142680), (2, 4071340), (4, 2035670), (5, 1628536), (7, 1163240), (8, 1017835), (10, 814268), (13, 626360), (14, 581620), (20, 407134), (26, 313180), (28, 290810), (35, 232648), (40, 203567), (52, 156590), (56, 145405), (65, 125272), (70, 116324), (91, 89480), (104, 78295), (130, 62636), (140, 58162), (182, 44740), (260, 31318), (280, 29081), (364, 22370), (455, 17896), (520, 15659), (728, 11185), (910, 8948), (1820, 4474), (2237, 3640)]