20261700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{479}}^1$

素因数の和:546

約数の個数: 108

約数和(自身を含む): 64995840

約数和(自身を除く): 44734140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 47, 50, 60, 75, 90, 94, 100, 141, 150, 180, 188, 225, 235, 282, 300, 423, 450, 470, 479, 564, 705, 846, 900, 940, 958, 1175, 1410, 1437, 1692, 1916, 2115, 2350, 2395, 2820, 2874, 3525, 4230, 4311, 4700, 4790, 5748, 7050, 7185, 8460, 8622, 9580, 10575, 11975, 14100, 14370, 17244, 21150, 21555, 22513, 23950, 28740, 35925, 42300, 43110, 45026, 47900, 67539, 71850, 86220, 90052, 107775, 112565, 135078, 143700, 202617, 215550, 225130, 270156, 337695, 405234, 431100, 450260, 562825, 675390, 810468, 1013085, 1125650, 1350780, 1688475, 2026170, 2251300, 3376950, 4052340, 5065425, 6753900, 10130850, 20261700]

約数ペア:

[(1, 20261700), (2, 10130850), (3, 6753900), (4, 5065425), (5, 4052340), (6, 3376950), (9, 2251300), (10, 2026170), (12, 1688475), (15, 1350780), (18, 1125650), (20, 1013085), (25, 810468), (30, 675390), (36, 562825), (45, 450260), (47, 431100), (50, 405234), (60, 337695), (75, 270156), (90, 225130), (94, 215550), (100, 202617), (141, 143700), (150, 135078), (180, 112565), (188, 107775), (225, 90052), (235, 86220), (282, 71850), (300, 67539), (423, 47900), (450, 45026), (470, 43110), (479, 42300), (564, 35925), (705, 28740), (846, 23950), (900, 22513), (940, 21555), (958, 21150), (1175, 17244), (1410, 14370), (1437, 14100), (1692, 11975), (1916, 10575), (2115, 9580), (2350, 8622), (2395, 8460), (2820, 7185), (2874, 7050), (3525, 5748), (4230, 4790), (4311, 4700)]