13879120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:452

約数の個数: 80

約数和(自身を含む): 35533440

約数和(自身を除く): 21654320

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, 397, 437, 460, 760, 794, 874, 920, 1520, 1588, 1748, 1840, 1985, 2185, 3176, 3496, 3970, 4370, 6352, 6992, 7543, 7940, 8740, 9131, 15086, 15880, 17480, 18262, 30172, 31760, 34960, 36524, 37715, 45655, 60344, 73048, 75430, 91310, 120688, 146096, 150860, 173489, 182620, 301720, 346978, 365240, 603440, 693956, 730480, 867445, 1387912, 1734890, 2775824, 3469780, 6939560, 13879120]

約数ペア:

[(1, 13879120), (2, 6939560), (4, 3469780), (5, 2775824), (8, 1734890), (10, 1387912), (16, 867445), (19, 730480), (20, 693956), (23, 603440), (38, 365240), (40, 346978), (46, 301720), (76, 182620), (80, 173489), (92, 150860), (95, 146096), (115, 120688), (152, 91310), (184, 75430), (190, 73048), (230, 60344), (304, 45655), (368, 37715), (380, 36524), (397, 34960), (437, 31760), (460, 30172), (760, 18262), (794, 17480), (874, 15880), (920, 15086), (1520, 9131), (1588, 8740), (1748, 7940), (1840, 7543), (1985, 6992), (2185, 6352), (3176, 4370), (3496, 3970)]