2040982880

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{439867}}^1$

素因数の和:439911

約数の個数: 48

約数和(自身を含む): 4988103120

約数和(自身を除く): 2947120240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640, 439867, 879734, 1759468, 2199335, 3518936, 4398670, 7037872, 8797340, 12756143, 14075744, 17594680, 25512286, 35189360, 51024572, 63780715, 70378720, 102049144, 127561430, 204098288, 255122860, 408196576, 510245720, 1020491440, 2040982880]

約数ペア:

[(1, 2040982880), (2, 1020491440), (4, 510245720), (5, 408196576), (8, 255122860), (10, 204098288), (16, 127561430), (20, 102049144), (29, 70378720), (32, 63780715), (40, 51024572), (58, 35189360), (80, 25512286), (116, 17594680), (145, 14075744), (160, 12756143), (232, 8797340), (290, 7037872), (464, 4398670), (580, 3518936), (928, 2199335), (1160, 1759468), (2320, 879734), (4640, 439867)]