47142920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{349}}^1$

素因数の和:678

約数の個数: 64

約数和(自身を含む): 116424000

約数和(自身を除く): 69281080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 307, 349, 440, 614, 698, 1228, 1396, 1535, 1745, 2456, 2792, 3070, 3377, 3490, 3839, 6140, 6754, 6980, 7678, 12280, 13508, 13960, 15356, 16885, 19195, 27016, 30712, 33770, 38390, 67540, 76780, 107143, 135080, 153560, 214286, 428572, 535715, 857144, 1071430, 1178573, 2142860, 2357146, 4285720, 4714292, 5892865, 9428584, 11785730, 23571460, 47142920]

約数ペア:

[(1, 47142920), (2, 23571460), (4, 11785730), (5, 9428584), (8, 5892865), (10, 4714292), (11, 4285720), (20, 2357146), (22, 2142860), (40, 1178573), (44, 1071430), (55, 857144), (88, 535715), (110, 428572), (220, 214286), (307, 153560), (349, 135080), (440, 107143), (614, 76780), (698, 67540), (1228, 38390), (1396, 33770), (1535, 30712), (1745, 27016), (2456, 19195), (2792, 16885), (3070, 15356), (3377, 13960), (3490, 13508), (3839, 12280), (6140, 7678), (6754, 6980)]