2108252620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{15619}}^1$

素因数の和:16042

約数の個数: 48

約数和(自身を含む): 4699870560

約数和(自身を除く): 2591617940

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 397, 794, 1588, 1985, 3970, 6749, 7940, 13498, 15619, 26996, 31238, 33745, 62476, 67490, 78095, 134980, 156190, 265523, 312380, 531046, 1062092, 1327615, 2655230, 5310460, 6200743, 12401486, 24802972, 31003715, 62007430, 105412631, 124014860, 210825262, 421650524, 527063155, 1054126310, 2108252620]

約数ペア:

[(1, 2108252620), (2, 1054126310), (4, 527063155), (5, 421650524), (10, 210825262), (17, 124014860), (20, 105412631), (34, 62007430), (68, 31003715), (85, 24802972), (170, 12401486), (340, 6200743), (397, 5310460), (794, 2655230), (1588, 1327615), (1985, 1062092), (3970, 531046), (6749, 312380), (7940, 265523), (13498, 156190), (15619, 134980), (26996, 78095), (31238, 67490), (33745, 62476)]