1026852040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{9787}}^1$

素因数の和:9902

約数の個数: 64

約数和(自身を含む): 2403149760

約数和(自身を除く): 1376297720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 61, 86, 122, 172, 215, 244, 305, 344, 430, 488, 610, 860, 1220, 1720, 2440, 2623, 5246, 9787, 10492, 13115, 19574, 20984, 26230, 39148, 48935, 52460, 78296, 97870, 104920, 195740, 391480, 420841, 597007, 841682, 1194014, 1683364, 2104205, 2388028, 2985035, 3366728, 4208410, 4776056, 5970070, 8416820, 11940140, 16833640, 23880280, 25671301, 51342602, 102685204, 128356505, 205370408, 256713010, 513426020, 1026852040]

約数ペア:

[(1, 1026852040), (2, 513426020), (4, 256713010), (5, 205370408), (8, 128356505), (10, 102685204), (20, 51342602), (40, 25671301), (43, 23880280), (61, 16833640), (86, 11940140), (122, 8416820), (172, 5970070), (215, 4776056), (244, 4208410), (305, 3366728), (344, 2985035), (430, 2388028), (488, 2104205), (610, 1683364), (860, 1194014), (1220, 841682), (1720, 597007), (2440, 420841), (2623, 391480), (5246, 195740), (9787, 104920), (10492, 97870), (13115, 78296), (19574, 52460), (20984, 48935), (26230, 39148)]