16985360

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{619}}^1$

素因数の和:653

約数の個数: 80

約数和(自身を含む): 46128000

約数和(自身を除く): 29142640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 619, 686, 784, 980, 1238, 1372, 1715, 1960, 2476, 2744, 3095, 3430, 3920, 4333, 4952, 5488, 6190, 6860, 8666, 9904, 12380, 13720, 17332, 21665, 24760, 27440, 30331, 34664, 43330, 49520, 60662, 69328, 86660, 121324, 151655, 173320, 212317, 242648, 303310, 346640, 424634, 485296, 606620, 849268, 1061585, 1213240, 1698536, 2123170, 2426480, 3397072, 4246340, 8492680, 16985360]

約数ペア:

[(1, 16985360), (2, 8492680), (4, 4246340), (5, 3397072), (7, 2426480), (8, 2123170), (10, 1698536), (14, 1213240), (16, 1061585), (20, 849268), (28, 606620), (35, 485296), (40, 424634), (49, 346640), (56, 303310), (70, 242648), (80, 212317), (98, 173320), (112, 151655), (140, 121324), (196, 86660), (245, 69328), (280, 60662), (343, 49520), (392, 43330), (490, 34664), (560, 30331), (619, 27440), (686, 24760), (784, 21665), (980, 17332), (1238, 13720), (1372, 12380), (1715, 9904), (1960, 8666), (2476, 6860), (2744, 6190), (3095, 5488), (3430, 4952), (3920, 4333)]