1445640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1721}}^1$

素因数の和:1742

約数の個数: 64

約数和(自身を含む): 4959360

約数和(自身を除く): 3513720

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, 1721, 3442, 5163, 6884, 8605, 10326, 12047, 13768, 17210, 20652, 24094, 25815, 34420, 36141, 41304, 48188, 51630, 60235, 68840, 72282, 96376, 103260, 120470, 144564, 180705, 206520, 240940, 289128, 361410, 481880, 722820, 1445640]

約数ペア:

[(1, 1445640), (2, 722820), (3, 481880), (4, 361410), (5, 289128), (6, 240940), (7, 206520), (8, 180705), (10, 144564), (12, 120470), (14, 103260), (15, 96376), (20, 72282), (21, 68840), (24, 60235), (28, 51630), (30, 48188), (35, 41304), (40, 36141), (42, 34420), (56, 25815), (60, 24094), (70, 20652), (84, 17210), (105, 13768), (120, 12047), (140, 10326), (168, 8605), (210, 6884), (280, 5163), (420, 3442), (840, 1721)]