230090780

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{1249}}^1$

素因数の和:1470

約数の個数: 48

約数和(自身を含む): 494760000

約数和(自身を除く): 264669220

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 151, 244, 302, 305, 604, 610, 755, 1220, 1249, 1510, 2498, 3020, 4996, 6245, 9211, 12490, 18422, 24980, 36844, 46055, 76189, 92110, 152378, 184220, 188599, 304756, 377198, 380945, 754396, 761890, 942995, 1523780, 1885990, 3771980, 11504539, 23009078, 46018156, 57522695, 115045390, 230090780]

約数ペア:

[(1, 230090780), (2, 115045390), (4, 57522695), (5, 46018156), (10, 23009078), (20, 11504539), (61, 3771980), (122, 1885990), (151, 1523780), (244, 942995), (302, 761890), (305, 754396), (604, 380945), (610, 377198), (755, 304756), (1220, 188599), (1249, 184220), (1510, 152378), (2498, 92110), (3020, 76189), (4996, 46055), (6245, 36844), (9211, 24980), (12490, 18422)]