8632640

素因数分解:

$2^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1$

素因数の和:579

約数の個数: 56

約数和(自身を含む): 20985480

約数和(自身を除く): 12352840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 160, 212, 265, 320, 424, 509, 530, 848, 1018, 1060, 1696, 2036, 2120, 2545, 3392, 4072, 4240, 5090, 8144, 8480, 10180, 16288, 16960, 20360, 26977, 32576, 40720, 53954, 81440, 107908, 134885, 162880, 215816, 269770, 431632, 539540, 863264, 1079080, 1726528, 2158160, 4316320, 8632640]

約数ペア:

[(1, 8632640), (2, 4316320), (4, 2158160), (5, 1726528), (8, 1079080), (10, 863264), (16, 539540), (20, 431632), (32, 269770), (40, 215816), (53, 162880), (64, 134885), (80, 107908), (106, 81440), (160, 53954), (212, 40720), (265, 32576), (320, 26977), (424, 20360), (509, 16960), (530, 16288), (848, 10180), (1018, 8480), (1060, 8144), (1696, 5090), (2036, 4240), (2120, 4072), (2545, 3392)]