4379120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:142

約数の個数: 80

約数和(自身を含む): 11130240

約数和(自身を除く): 6751120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 67, 76, 80, 86, 95, 134, 152, 172, 190, 215, 268, 304, 335, 344, 380, 430, 536, 670, 688, 760, 817, 860, 1072, 1273, 1340, 1520, 1634, 1720, 2546, 2680, 2881, 3268, 3440, 4085, 5092, 5360, 5762, 6365, 6536, 8170, 10184, 11524, 12730, 13072, 14405, 16340, 20368, 23048, 25460, 28810, 32680, 46096, 50920, 54739, 57620, 65360, 101840, 109478, 115240, 218956, 230480, 273695, 437912, 547390, 875824, 1094780, 2189560, 4379120]

約数ペア:

[(1, 4379120), (2, 2189560), (4, 1094780), (5, 875824), (8, 547390), (10, 437912), (16, 273695), (19, 230480), (20, 218956), (38, 115240), (40, 109478), (43, 101840), (67, 65360), (76, 57620), (80, 54739), (86, 50920), (95, 46096), (134, 32680), (152, 28810), (172, 25460), (190, 23048), (215, 20368), (268, 16340), (304, 14405), (335, 13072), (344, 12730), (380, 11524), (430, 10184), (536, 8170), (670, 6536), (688, 6365), (760, 5762), (817, 5360), (860, 5092), (1072, 4085), (1273, 3440), (1340, 3268), (1520, 2881), (1634, 2680), (1720, 2546)]