1770020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 4354560

約数和(自身を除く): 2584540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 269, 329, 470, 538, 658, 940, 1076, 1316, 1345, 1645, 1883, 2690, 3290, 3766, 5380, 6580, 7532, 9415, 12643, 18830, 25286, 37660, 50572, 63215, 88501, 126430, 177002, 252860, 354004, 442505, 885010, 1770020]

約数ペア:

[(1, 1770020), (2, 885010), (4, 442505), (5, 354004), (7, 252860), (10, 177002), (14, 126430), (20, 88501), (28, 63215), (35, 50572), (47, 37660), (70, 25286), (94, 18830), (140, 12643), (188, 9415), (235, 7532), (269, 6580), (329, 5380), (470, 3766), (538, 3290), (658, 2690), (940, 1883), (1076, 1645), (1316, 1345)]