20083920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1249}}^1$

素因数の和:1332

約数の個数: 80

約数和(自身を含む): 63240000

約数和(自身を除く): 43156080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 67, 80, 120, 134, 201, 240, 268, 335, 402, 536, 670, 804, 1005, 1072, 1249, 1340, 1608, 2010, 2498, 2680, 3216, 3747, 4020, 4996, 5360, 6245, 7494, 8040, 9992, 12490, 14988, 16080, 18735, 19984, 24980, 29976, 37470, 49960, 59952, 74940, 83683, 99920, 149880, 167366, 251049, 299760, 334732, 418415, 502098, 669464, 836830, 1004196, 1255245, 1338928, 1673660, 2008392, 2510490, 3347320, 4016784, 5020980, 6694640, 10041960, 20083920]

約数ペア:

[(1, 20083920), (2, 10041960), (3, 6694640), (4, 5020980), (5, 4016784), (6, 3347320), (8, 2510490), (10, 2008392), (12, 1673660), (15, 1338928), (16, 1255245), (20, 1004196), (24, 836830), (30, 669464), (40, 502098), (48, 418415), (60, 334732), (67, 299760), (80, 251049), (120, 167366), (134, 149880), (201, 99920), (240, 83683), (268, 74940), (335, 59952), (402, 49960), (536, 37470), (670, 29976), (804, 24980), (1005, 19984), (1072, 18735), (1249, 16080), (1340, 14988), (1608, 12490), (2010, 9992), (2498, 8040), (2680, 7494), (3216, 6245), (3747, 5360), (4020, 4996)]