885487780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{24023}}^1$

素因数の和:24148

約数の個数: 48

約数和(自身を含む): 1977655680

約数和(自身を除く): 1092167900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 97, 190, 194, 380, 388, 485, 970, 1843, 1940, 3686, 7372, 9215, 18430, 24023, 36860, 48046, 96092, 120115, 240230, 456437, 480460, 912874, 1825748, 2282185, 2330231, 4564370, 4660462, 9128740, 9320924, 11651155, 23302310, 44274389, 46604620, 88548778, 177097556, 221371945, 442743890, 885487780]

約数ペア:

[(1, 885487780), (2, 442743890), (4, 221371945), (5, 177097556), (10, 88548778), (19, 46604620), (20, 44274389), (38, 23302310), (76, 11651155), (95, 9320924), (97, 9128740), (190, 4660462), (194, 4564370), (380, 2330231), (388, 2282185), (485, 1825748), (970, 912874), (1843, 480460), (1940, 456437), (3686, 240230), (7372, 120115), (9215, 96092), (18430, 48046), (24023, 36860)]