4125940

素因数分解:

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

素因数の和:2296

約数の個数: 48

約数和(自身を含む): 10668672

約数和(自身を除く): 6542732

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 2267, 4534, 9068, 11335, 15869, 22670, 29471, 31738, 45340, 58942, 63476, 79345, 117884, 147355, 158690, 206297, 294710, 317380, 412594, 589420, 825188, 1031485, 2062970, 4125940]

約数ペア:

[(1, 4125940), (2, 2062970), (4, 1031485), (5, 825188), (7, 589420), (10, 412594), (13, 317380), (14, 294710), (20, 206297), (26, 158690), (28, 147355), (35, 117884), (52, 79345), (65, 63476), (70, 58942), (91, 45340), (130, 31738), (140, 29471), (182, 22670), (260, 15869), (364, 11335), (455, 9068), (910, 4534), (1820, 2267)]