2823380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:133

約数の個数: 72

約数和(自身を含む): 7162848

約数和(自身を除く): 4339468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 67, 70, 86, 98, 134, 140, 172, 196, 215, 245, 268, 301, 335, 430, 469, 490, 602, 670, 860, 938, 980, 1204, 1340, 1505, 1876, 2107, 2345, 2881, 3010, 3283, 4214, 4690, 5762, 6020, 6566, 8428, 9380, 10535, 11524, 13132, 14405, 16415, 20167, 21070, 28810, 32830, 40334, 42140, 57620, 65660, 80668, 100835, 141169, 201670, 282338, 403340, 564676, 705845, 1411690, 2823380]

約数ペア:

[(1, 2823380), (2, 1411690), (4, 705845), (5, 564676), (7, 403340), (10, 282338), (14, 201670), (20, 141169), (28, 100835), (35, 80668), (43, 65660), (49, 57620), (67, 42140), (70, 40334), (86, 32830), (98, 28810), (134, 21070), (140, 20167), (172, 16415), (196, 14405), (215, 13132), (245, 11524), (268, 10535), (301, 9380), (335, 8428), (430, 6566), (469, 6020), (490, 5762), (602, 4690), (670, 4214), (860, 3283), (938, 3010), (980, 2881), (1204, 2345), (1340, 2107), (1505, 1876)]