1330980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3169}}^1$

素因数の和:3188

約数の個数: 48

約数和(自身を含む): 4260480

約数和(自身を除く): 2929500

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, 3169, 6338, 9507, 12676, 15845, 19014, 22183, 31690, 38028, 44366, 47535, 63380, 66549, 88732, 95070, 110915, 133098, 190140, 221830, 266196, 332745, 443660, 665490, 1330980]

約数ペア:

[(1, 1330980), (2, 665490), (3, 443660), (4, 332745), (5, 266196), (6, 221830), (7, 190140), (10, 133098), (12, 110915), (14, 95070), (15, 88732), (20, 66549), (21, 63380), (28, 47535), (30, 44366), (35, 38028), (42, 31690), (60, 22183), (70, 19014), (84, 15845), (105, 12676), (140, 9507), (210, 6338), (420, 3169)]