1342671640

素因数分解:

$2^3\times 5^1\times {\mathrm{449}}^1\times {\mathrm{74759}}^1$

素因数の和:75219

約数の個数: 32

約数和(自身を含む): 3027780000

約数和(自身を除く): 1685108360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 449, 898, 1796, 2245, 3592, 4490, 8980, 17960, 74759, 149518, 299036, 373795, 598072, 747590, 1495180, 2990360, 33566791, 67133582, 134267164, 167833955, 268534328, 335667910, 671335820, 1342671640]

約数ペア:

[(1, 1342671640), (2, 671335820), (4, 335667910), (5, 268534328), (8, 167833955), (10, 134267164), (20, 67133582), (40, 33566791), (449, 2990360), (898, 1495180), (1796, 747590), (2245, 598072), (3592, 373795), (4490, 299036), (8980, 149518), (17960, 74759)]