614328920

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{1087}}^1$

素因数の和:1368

約数の個数: 64

約数和(自身を含む): 1410048000

約数和(自身を除く): 795719080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 199, 284, 355, 398, 568, 710, 796, 995, 1087, 1420, 1592, 1990, 2174, 2840, 3980, 4348, 5435, 7960, 8696, 10870, 14129, 21740, 28258, 43480, 56516, 70645, 77177, 113032, 141290, 154354, 216313, 282580, 308708, 385885, 432626, 565160, 617416, 771770, 865252, 1081565, 1543540, 1730504, 2163130, 3087080, 4326260, 8652520, 15358223, 30716446, 61432892, 76791115, 122865784, 153582230, 307164460, 614328920]

約数ペア:

[(1, 614328920), (2, 307164460), (4, 153582230), (5, 122865784), (8, 76791115), (10, 61432892), (20, 30716446), (40, 15358223), (71, 8652520), (142, 4326260), (199, 3087080), (284, 2163130), (355, 1730504), (398, 1543540), (568, 1081565), (710, 865252), (796, 771770), (995, 617416), (1087, 565160), (1420, 432626), (1592, 385885), (1990, 308708), (2174, 282580), (2840, 216313), (3980, 154354), (4348, 141290), (5435, 113032), (7960, 77177), (8696, 70645), (10870, 56516), (14129, 43480), (21740, 28258)]