613720

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 1407600

約数和(自身を除く): 793880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 229, 268, 335, 458, 536, 670, 916, 1145, 1340, 1832, 2290, 2680, 4580, 9160, 15343, 30686, 61372, 76715, 122744, 153430, 306860, 613720]

約数ペア:

[(1, 613720), (2, 306860), (4, 153430), (5, 122744), (8, 76715), (10, 61372), (20, 30686), (40, 15343), (67, 9160), (134, 4580), (229, 2680), (268, 2290), (335, 1832), (458, 1340), (536, 1145), (670, 916)]