49840420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:533

約数の個数: 96

約数和(自身を含む): 129265920

約数和(自身を除く): 79425500

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 41, 70, 76, 82, 95, 133, 140, 164, 190, 205, 266, 287, 380, 410, 457, 532, 574, 665, 779, 820, 914, 1148, 1330, 1435, 1558, 1828, 2285, 2660, 2870, 3116, 3199, 3895, 4570, 5453, 5740, 6398, 7790, 8683, 9140, 10906, 12796, 15580, 15995, 17366, 18737, 21812, 27265, 31990, 34732, 37474, 43415, 54530, 60781, 63980, 74948, 86830, 93685, 109060, 121562, 131159, 173660, 187370, 243124, 262318, 303905, 356003, 374740, 524636, 607810, 655795, 712006, 1215620, 1311590, 1424012, 1780015, 2492021, 2623180, 3560030, 4984042, 7120060, 9968084, 12460105, 24920210, 49840420]

約数ペア:

[(1, 49840420), (2, 24920210), (4, 12460105), (5, 9968084), (7, 7120060), (10, 4984042), (14, 3560030), (19, 2623180), (20, 2492021), (28, 1780015), (35, 1424012), (38, 1311590), (41, 1215620), (70, 712006), (76, 655795), (82, 607810), (95, 524636), (133, 374740), (140, 356003), (164, 303905), (190, 262318), (205, 243124), (266, 187370), (287, 173660), (380, 131159), (410, 121562), (457, 109060), (532, 93685), (574, 86830), (665, 74948), (779, 63980), (820, 60781), (914, 54530), (1148, 43415), (1330, 37474), (1435, 34732), (1558, 31990), (1828, 27265), (2285, 21812), (2660, 18737), (2870, 17366), (3116, 15995), (3199, 15580), (3895, 12796), (4570, 10906), (5453, 9140), (5740, 8683), (6398, 7790)]