29820880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{853}}^1$

素因数の和:908

約数の個数: 80

約数和(自身を含む): 76245120

約数和(自身を除く): 46424240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 152, 184, 190, 230, 304, 368, 380, 437, 460, 760, 853, 874, 920, 1520, 1706, 1748, 1840, 2185, 3412, 3496, 4265, 4370, 6824, 6992, 8530, 8740, 13648, 16207, 17060, 17480, 19619, 32414, 34120, 34960, 39238, 64828, 68240, 78476, 81035, 98095, 129656, 156952, 162070, 196190, 259312, 313904, 324140, 372761, 392380, 648280, 745522, 784760, 1296560, 1491044, 1569520, 1863805, 2982088, 3727610, 5964176, 7455220, 14910440, 29820880]

約数ペア:

[(1, 29820880), (2, 14910440), (4, 7455220), (5, 5964176), (8, 3727610), (10, 2982088), (16, 1863805), (19, 1569520), (20, 1491044), (23, 1296560), (38, 784760), (40, 745522), (46, 648280), (76, 392380), (80, 372761), (92, 324140), (95, 313904), (115, 259312), (152, 196190), (184, 162070), (190, 156952), (230, 129656), (304, 98095), (368, 81035), (380, 78476), (437, 68240), (460, 64828), (760, 39238), (853, 34960), (874, 34120), (920, 32414), (1520, 19619), (1706, 17480), (1748, 17060), (1840, 16207), (2185, 13648), (3412, 8740), (3496, 8530), (4265, 6992), (4370, 6824)]