20263950

素因数分解:

$2^1\times 3^2\times 5^2\times 7^2\times {\mathrm{919}}^1$

素因数の和:951

約数の個数: 108

約数和(自身を含む): 63399960

約数和(自身を除く): 43136010

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 49, 50, 63, 70, 75, 90, 98, 105, 126, 147, 150, 175, 210, 225, 245, 294, 315, 350, 441, 450, 490, 525, 630, 735, 882, 919, 1050, 1225, 1470, 1575, 1838, 2205, 2450, 2757, 3150, 3675, 4410, 4595, 5514, 6433, 7350, 8271, 9190, 11025, 12866, 13785, 16542, 19299, 22050, 22975, 27570, 32165, 38598, 41355, 45031, 45950, 57897, 64330, 68925, 82710, 90062, 96495, 115794, 135093, 137850, 160825, 192990, 206775, 225155, 270186, 289485, 321650, 405279, 413550, 450310, 482475, 578970, 675465, 810558, 964950, 1125775, 1350930, 1447425, 2026395, 2251550, 2894850, 3377325, 4052790, 6754650, 10131975, 20263950]

約数ペア:

[(1, 20263950), (2, 10131975), (3, 6754650), (5, 4052790), (6, 3377325), (7, 2894850), (9, 2251550), (10, 2026395), (14, 1447425), (15, 1350930), (18, 1125775), (21, 964950), (25, 810558), (30, 675465), (35, 578970), (42, 482475), (45, 450310), (49, 413550), (50, 405279), (63, 321650), (70, 289485), (75, 270186), (90, 225155), (98, 206775), (105, 192990), (126, 160825), (147, 137850), (150, 135093), (175, 115794), (210, 96495), (225, 90062), (245, 82710), (294, 68925), (315, 64330), (350, 57897), (441, 45950), (450, 45031), (490, 41355), (525, 38598), (630, 32165), (735, 27570), (882, 22975), (919, 22050), (1050, 19299), (1225, 16542), (1470, 13785), (1575, 12866), (1838, 11025), (2205, 9190), (2450, 8271), (2757, 7350), (3150, 6433), (3675, 5514), (4410, 4595)]