1670980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 3769920

約数和(自身を除く): 2098940

約数列:

[1, 2, 4, 5, 10, 20, 29, 43, 58, 67, 86, 116, 134, 145, 172, 215, 268, 290, 335, 430, 580, 670, 860, 1247, 1340, 1943, 2494, 2881, 3886, 4988, 5762, 6235, 7772, 9715, 11524, 12470, 14405, 19430, 24940, 28810, 38860, 57620, 83549, 167098, 334196, 417745, 835490, 1670980]

約数ペア:

[(1, 1670980), (2, 835490), (4, 417745), (5, 334196), (10, 167098), (20, 83549), (29, 57620), (43, 38860), (58, 28810), (67, 24940), (86, 19430), (116, 14405), (134, 12470), (145, 11524), (172, 9715), (215, 7772), (268, 6235), (290, 5762), (335, 4988), (430, 3886), (580, 2881), (670, 2494), (860, 1943), (1247, 1340)]