2661960

素因数分解:

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

素因数の和:3190

約数の個数: 64

約数和(自身を含む): 9129600

約数和(自身を除く): 6467640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 3169, 6338, 9507, 12676, 15845, 19014, 22183, 25352, 31690, 38028, 44366, 47535, 63380, 66549, 76056, 88732, 95070, 110915, 126760, 133098, 177464, 190140, 221830, 266196, 332745, 380280, 443660, 532392, 665490, 887320, 1330980, 2661960]

約数ペア:

[(1, 2661960), (2, 1330980), (3, 887320), (4, 665490), (5, 532392), (6, 443660), (7, 380280), (8, 332745), (10, 266196), (12, 221830), (14, 190140), (15, 177464), (20, 133098), (21, 126760), (24, 110915), (28, 95070), (30, 88732), (35, 76056), (40, 66549), (42, 63380), (56, 47535), (60, 44366), (70, 38028), (84, 31690), (105, 25352), (120, 22183), (140, 19014), (168, 15845), (210, 12676), (280, 9507), (420, 6338), (840, 3169)]