20258280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{8039}}^1$

素因数の和:8063

約数の個数: 96

約数和(自身を含む): 75254400

約数和(自身を除く): 54996120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 8039, 16078, 24117, 32156, 40195, 48234, 56273, 64312, 72351, 80390, 96468, 112546, 120585, 144702, 160780, 168819, 192936, 225092, 241170, 281365, 289404, 321560, 337638, 361755, 450184, 482340, 506457, 562730, 578808, 675276, 723510, 844095, 964680, 1012914, 1125460, 1350552, 1447020, 1688190, 2025828, 2250920, 2532285, 2894040, 3376380, 4051656, 5064570, 6752760, 10129140, 20258280]

約数ペア:

[(1, 20258280), (2, 10129140), (3, 6752760), (4, 5064570), (5, 4051656), (6, 3376380), (7, 2894040), (8, 2532285), (9, 2250920), (10, 2025828), (12, 1688190), (14, 1447020), (15, 1350552), (18, 1125460), (20, 1012914), (21, 964680), (24, 844095), (28, 723510), (30, 675276), (35, 578808), (36, 562730), (40, 506457), (42, 482340), (45, 450184), (56, 361755), (60, 337638), (63, 321560), (70, 289404), (72, 281365), (84, 241170), (90, 225092), (105, 192936), (120, 168819), (126, 160780), (140, 144702), (168, 120585), (180, 112546), (210, 96468), (252, 80390), (280, 72351), (315, 64312), (360, 56273), (420, 48234), (504, 40195), (630, 32156), (840, 24117), (1260, 16078), (2520, 8039)]