1970220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4691}}^1$

素因数の和:4710

約数の個数: 48

約数和(自身を含む): 6306048

約数和(自身を除く): 4335828

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 4691, 9382, 14073, 18764, 23455, 28146, 32837, 46910, 56292, 65674, 70365, 93820, 98511, 131348, 140730, 164185, 197022, 281460, 328370, 394044, 492555, 656740, 985110, 1970220]

約数ペア:

[(1, 1970220), (2, 985110), (3, 656740), (4, 492555), (5, 394044), (6, 328370), (7, 281460), (10, 197022), (12, 164185), (14, 140730), (15, 131348), (20, 98511), (21, 93820), (28, 70365), (30, 65674), (35, 56292), (42, 46910), (60, 32837), (70, 28146), (84, 23455), (105, 18764), (140, 14073), (210, 9382), (420, 4691)]