5408540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 12270720

約数和(自身を除く): 6862180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 331, 380, 430, 662, 817, 860, 1324, 1634, 1655, 3268, 3310, 4085, 6289, 6620, 8170, 12578, 14233, 16340, 25156, 28466, 31445, 56932, 62890, 71165, 125780, 142330, 270427, 284660, 540854, 1081708, 1352135, 2704270, 5408540]

約数ペア:

[(1, 5408540), (2, 2704270), (4, 1352135), (5, 1081708), (10, 540854), (19, 284660), (20, 270427), (38, 142330), (43, 125780), (76, 71165), (86, 62890), (95, 56932), (172, 31445), (190, 28466), (215, 25156), (331, 16340), (380, 14233), (430, 12578), (662, 8170), (817, 6620), (860, 6289), (1324, 4085), (1634, 3310), (1655, 3268)]