19664400

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{2341}}^1$

素因数の和:2369

約数の個数: 120

約数和(自身を含む): 72021184

約数和(自身を除く): 52356784

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 140, 150, 168, 175, 200, 210, 240, 280, 300, 336, 350, 400, 420, 525, 560, 600, 700, 840, 1050, 1200, 1400, 1680, 2100, 2341, 2800, 4200, 4682, 7023, 8400, 9364, 11705, 14046, 16387, 18728, 23410, 28092, 32774, 35115, 37456, 46820, 49161, 56184, 58525, 65548, 70230, 81935, 93640, 98322, 112368, 117050, 131096, 140460, 163870, 175575, 187280, 196644, 234100, 245805, 262192, 280920, 327740, 351150, 393288, 409675, 468200, 491610, 561840, 655480, 702300, 786576, 819350, 936400, 983220, 1229025, 1310960, 1404600, 1638700, 1966440, 2458050, 2809200, 3277400, 3932880, 4916100, 6554800, 9832200, 19664400]

約数ペア:

[(1, 19664400), (2, 9832200), (3, 6554800), (4, 4916100), (5, 3932880), (6, 3277400), (7, 2809200), (8, 2458050), (10, 1966440), (12, 1638700), (14, 1404600), (15, 1310960), (16, 1229025), (20, 983220), (21, 936400), (24, 819350), (25, 786576), (28, 702300), (30, 655480), (35, 561840), (40, 491610), (42, 468200), (48, 409675), (50, 393288), (56, 351150), (60, 327740), (70, 280920), (75, 262192), (80, 245805), (84, 234100), (100, 196644), (105, 187280), (112, 175575), (120, 163870), (140, 140460), (150, 131096), (168, 117050), (175, 112368), (200, 98322), (210, 93640), (240, 81935), (280, 70230), (300, 65548), (336, 58525), (350, 56184), (400, 49161), (420, 46820), (525, 37456), (560, 35115), (600, 32774), (700, 28092), (840, 23410), (1050, 18728), (1200, 16387), (1400, 14046), (1680, 11705), (2100, 9364), (2341, 8400), (2800, 7023), (4200, 4682)]