1330332680

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1\times {\mathrm{1667}}^1$

素因数の和:2030

約数の個数: 64

約数和(自身を含む): 3048036480

約数和(自身を除く): 1717703800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 281, 284, 355, 562, 568, 710, 1124, 1405, 1420, 1667, 2248, 2810, 2840, 3334, 5620, 6668, 8335, 11240, 13336, 16670, 19951, 33340, 39902, 66680, 79804, 99755, 118357, 159608, 199510, 236714, 399020, 468427, 473428, 591785, 798040, 936854, 946856, 1183570, 1873708, 2342135, 2367140, 3747416, 4684270, 4734280, 9368540, 18737080, 33258317, 66516634, 133033268, 166291585, 266066536, 332583170, 665166340, 1330332680]

約数ペア:

[(1, 1330332680), (2, 665166340), (4, 332583170), (5, 266066536), (8, 166291585), (10, 133033268), (20, 66516634), (40, 33258317), (71, 18737080), (142, 9368540), (281, 4734280), (284, 4684270), (355, 3747416), (562, 2367140), (568, 2342135), (710, 1873708), (1124, 1183570), (1405, 946856), (1420, 936854), (1667, 798040), (2248, 591785), (2810, 473428), (2840, 468427), (3334, 399020), (5620, 236714), (6668, 199510), (8335, 159608), (11240, 118357), (13336, 99755), (16670, 79804), (19951, 66680), (33340, 39902)]