42120112

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{397}}^1$

素因数の和:773

約数の個数: 40

約数和(自身を含む): 86366000

約数和(自身を除く): 44245888

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 349, 397, 698, 794, 1396, 1588, 2792, 3176, 5584, 6352, 6631, 7543, 13262, 15086, 26524, 30172, 53048, 60344, 106096, 120688, 138553, 277106, 554212, 1108424, 2216848, 2632507, 5265014, 10530028, 21060056, 42120112]

約数ペア:

[(1, 42120112), (2, 21060056), (4, 10530028), (8, 5265014), (16, 2632507), (19, 2216848), (38, 1108424), (76, 554212), (152, 277106), (304, 138553), (349, 120688), (397, 106096), (698, 60344), (794, 53048), (1396, 30172), (1588, 26524), (2792, 15086), (3176, 13262), (5584, 7543), (6352, 6631)]