8251880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2267}}^1$

素因数の和:2298

約数の個数: 64

約数和(自身を含む): 22861440

約数和(自身を除く): 14609560

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, 2267, 3640, 4534, 9068, 11335, 15869, 18136, 22670, 29471, 31738, 45340, 58942, 63476, 79345, 90680, 117884, 126952, 147355, 158690, 206297, 235768, 294710, 317380, 412594, 589420, 634760, 825188, 1031485, 1178840, 1650376, 2062970, 4125940, 8251880]

約数ペア:

[(1, 8251880), (2, 4125940), (4, 2062970), (5, 1650376), (7, 1178840), (8, 1031485), (10, 825188), (13, 634760), (14, 589420), (20, 412594), (26, 317380), (28, 294710), (35, 235768), (40, 206297), (52, 158690), (56, 147355), (65, 126952), (70, 117884), (91, 90680), (104, 79345), (130, 63476), (140, 58942), (182, 45340), (260, 31738), (280, 29471), (364, 22670), (455, 18136), (520, 15869), (728, 11335), (910, 9068), (1820, 4534), (2267, 3640)]