19770360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2459}}^1$

素因数の和:2540

約数の個数: 64

約数和(自身を含む): 60220800

約数和(自身を除く): 40450440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 120, 134, 201, 268, 335, 402, 536, 670, 804, 1005, 1340, 1608, 2010, 2459, 2680, 4020, 4918, 7377, 8040, 9836, 12295, 14754, 19672, 24590, 29508, 36885, 49180, 59016, 73770, 98360, 147540, 164753, 295080, 329506, 494259, 659012, 823765, 988518, 1318024, 1647530, 1977036, 2471295, 3295060, 3954072, 4942590, 6590120, 9885180, 19770360]

約数ペア:

[(1, 19770360), (2, 9885180), (3, 6590120), (4, 4942590), (5, 3954072), (6, 3295060), (8, 2471295), (10, 1977036), (12, 1647530), (15, 1318024), (20, 988518), (24, 823765), (30, 659012), (40, 494259), (60, 329506), (67, 295080), (120, 164753), (134, 147540), (201, 98360), (268, 73770), (335, 59016), (402, 49180), (536, 36885), (670, 29508), (804, 24590), (1005, 19672), (1340, 14754), (1608, 12295), (2010, 9836), (2459, 8040), (2680, 7377), (4020, 4918)]