1001640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1$

素因数の和:522

約数の個数: 64

約数和(自身を含む): 3188160

約数和(自身を除く): 2186520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 491, 510, 680, 982, 1020, 1473, 1964, 2040, 2455, 2946, 3928, 4910, 5892, 7365, 8347, 9820, 11784, 14730, 16694, 19640, 25041, 29460, 33388, 41735, 50082, 58920, 66776, 83470, 100164, 125205, 166940, 200328, 250410, 333880, 500820, 1001640]

約数ペア:

[(1, 1001640), (2, 500820), (3, 333880), (4, 250410), (5, 200328), (6, 166940), (8, 125205), (10, 100164), (12, 83470), (15, 66776), (17, 58920), (20, 50082), (24, 41735), (30, 33388), (34, 29460), (40, 25041), (51, 19640), (60, 16694), (68, 14730), (85, 11784), (102, 9820), (120, 8347), (136, 7365), (170, 5892), (204, 4910), (255, 3928), (340, 2946), (408, 2455), (491, 2040), (510, 1964), (680, 1473), (982, 1020)]