47964440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{823}}^1$

素因数の和:912

約数の個数: 64

約数和(自身を含む): 113909760

約数和(自身を除く): 65945320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 62, 94, 124, 155, 188, 235, 248, 310, 376, 470, 620, 823, 940, 1240, 1457, 1646, 1880, 2914, 3292, 4115, 5828, 6584, 7285, 8230, 11656, 14570, 16460, 25513, 29140, 32920, 38681, 51026, 58280, 77362, 102052, 127565, 154724, 193405, 204104, 255130, 309448, 386810, 510260, 773620, 1020520, 1199111, 1547240, 2398222, 4796444, 5995555, 9592888, 11991110, 23982220, 47964440]

約数ペア:

[(1, 47964440), (2, 23982220), (4, 11991110), (5, 9592888), (8, 5995555), (10, 4796444), (20, 2398222), (31, 1547240), (40, 1199111), (47, 1020520), (62, 773620), (94, 510260), (124, 386810), (155, 309448), (188, 255130), (235, 204104), (248, 193405), (310, 154724), (376, 127565), (470, 102052), (620, 77362), (823, 58280), (940, 51026), (1240, 38681), (1457, 32920), (1646, 29140), (1880, 25513), (2914, 16460), (3292, 14570), (4115, 11656), (5828, 8230), (6584, 7285)]