340421720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{293467}}^1$

素因数の和:293507

約数の個数: 32

約数和(自身を含む): 792363600

約数和(自身を除く): 451941880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 293467, 586934, 1173868, 1467335, 2347736, 2934670, 5869340, 8510543, 11738680, 17021086, 34042172, 42552715, 68084344, 85105430, 170210860, 340421720]

約数ペア:

[(1, 340421720), (2, 170210860), (4, 85105430), (5, 68084344), (8, 42552715), (10, 34042172), (20, 17021086), (29, 11738680), (40, 8510543), (58, 5869340), (116, 2934670), (145, 2347736), (232, 1467335), (290, 1173868), (580, 586934), (1160, 293467)]