19828200

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{4721}}^1$

素因数の和:4747

約数の個数: 96

約数和(自身を含む): 70263360

約数和(自身を除く): 50435160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 140, 150, 168, 175, 200, 210, 280, 300, 350, 420, 525, 600, 700, 840, 1050, 1400, 2100, 4200, 4721, 9442, 14163, 18884, 23605, 28326, 33047, 37768, 47210, 56652, 66094, 70815, 94420, 99141, 113304, 118025, 132188, 141630, 165235, 188840, 198282, 236050, 264376, 283260, 330470, 354075, 396564, 472100, 495705, 566520, 660940, 708150, 793128, 826175, 944200, 991410, 1321880, 1416300, 1652350, 1982820, 2478525, 2832600, 3304700, 3965640, 4957050, 6609400, 9914100, 19828200]

約数ペア:

[(1, 19828200), (2, 9914100), (3, 6609400), (4, 4957050), (5, 3965640), (6, 3304700), (7, 2832600), (8, 2478525), (10, 1982820), (12, 1652350), (14, 1416300), (15, 1321880), (20, 991410), (21, 944200), (24, 826175), (25, 793128), (28, 708150), (30, 660940), (35, 566520), (40, 495705), (42, 472100), (50, 396564), (56, 354075), (60, 330470), (70, 283260), (75, 264376), (84, 236050), (100, 198282), (105, 188840), (120, 165235), (140, 141630), (150, 132188), (168, 118025), (175, 113304), (200, 99141), (210, 94420), (280, 70815), (300, 66094), (350, 56652), (420, 47210), (525, 37768), (600, 33047), (700, 28326), (840, 23605), (1050, 18884), (1400, 14163), (2100, 9442), (4200, 4721)]