20226057460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{400199}}^1$

素因数の和:400253

約数の個数: 72

約数和(自身を含む): 51232003200

約数和(自身を除く): 31005945740

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 361, 380, 532, 665, 722, 1330, 1444, 1805, 2527, 2660, 3610, 5054, 7220, 10108, 12635, 25270, 50540, 400199, 800398, 1600796, 2000995, 2801393, 4001990, 5602786, 7603781, 8003980, 11205572, 14006965, 15207562, 28013930, 30415124, 38018905, 53226467, 56027860, 76037810, 106452934, 144471839, 152075620, 212905868, 266132335, 288943678, 532264670, 577887356, 722359195, 1011302873, 1064529340, 1444718390, 2022605746, 2889436780, 4045211492, 5056514365, 10113028730, 20226057460]

約数ペア:

[(1, 20226057460), (2, 10113028730), (4, 5056514365), (5, 4045211492), (7, 2889436780), (10, 2022605746), (14, 1444718390), (19, 1064529340), (20, 1011302873), (28, 722359195), (35, 577887356), (38, 532264670), (70, 288943678), (76, 266132335), (95, 212905868), (133, 152075620), (140, 144471839), (190, 106452934), (266, 76037810), (361, 56027860), (380, 53226467), (532, 38018905), (665, 30415124), (722, 28013930), (1330, 15207562), (1444, 14006965), (1805, 11205572), (2527, 8003980), (2660, 7603781), (3610, 5602786), (5054, 4001990), (7220, 2801393), (10108, 2000995), (12635, 1600796), (25270, 800398), (50540, 400199)]