19883360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{433}}^1$

素因数の和:496

約数の個数: 96

約数和(自身を含む): 55121472

約数和(自身を除く): 35238112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 70, 80, 82, 112, 140, 160, 164, 205, 224, 280, 287, 328, 410, 433, 560, 574, 656, 820, 866, 1120, 1148, 1312, 1435, 1640, 1732, 2165, 2296, 2870, 3031, 3280, 3464, 4330, 4592, 5740, 6062, 6560, 6928, 8660, 9184, 11480, 12124, 13856, 15155, 17320, 17753, 22960, 24248, 30310, 34640, 35506, 45920, 48496, 60620, 69280, 71012, 88765, 96992, 121240, 124271, 142024, 177530, 242480, 248542, 284048, 355060, 484960, 497084, 568096, 621355, 710120, 994168, 1242710, 1420240, 1988336, 2485420, 2840480, 3976672, 4970840, 9941680, 19883360]

約数ペア:

[(1, 19883360), (2, 9941680), (4, 4970840), (5, 3976672), (7, 2840480), (8, 2485420), (10, 1988336), (14, 1420240), (16, 1242710), (20, 994168), (28, 710120), (32, 621355), (35, 568096), (40, 497084), (41, 484960), (56, 355060), (70, 284048), (80, 248542), (82, 242480), (112, 177530), (140, 142024), (160, 124271), (164, 121240), (205, 96992), (224, 88765), (280, 71012), (287, 69280), (328, 60620), (410, 48496), (433, 45920), (560, 35506), (574, 34640), (656, 30310), (820, 24248), (866, 22960), (1120, 17753), (1148, 17320), (1312, 15155), (1435, 13856), (1640, 12124), (1732, 11480), (2165, 9184), (2296, 8660), (2870, 6928), (3031, 6560), (3280, 6062), (3464, 5740), (4330, 4592)]