2680880

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:114

約数の個数: 80

約数和(自身を含む): 6856704

約数和(自身を除く): 4175824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 47, 62, 80, 92, 94, 115, 124, 155, 184, 188, 230, 235, 248, 310, 368, 376, 460, 470, 496, 620, 713, 752, 920, 940, 1081, 1240, 1426, 1457, 1840, 1880, 2162, 2480, 2852, 2914, 3565, 3760, 4324, 5405, 5704, 5828, 7130, 7285, 8648, 10810, 11408, 11656, 14260, 14570, 17296, 21620, 23312, 28520, 29140, 33511, 43240, 57040, 58280, 67022, 86480, 116560, 134044, 167555, 268088, 335110, 536176, 670220, 1340440, 2680880]

約数ペア:

[(1, 2680880), (2, 1340440), (4, 670220), (5, 536176), (8, 335110), (10, 268088), (16, 167555), (20, 134044), (23, 116560), (31, 86480), (40, 67022), (46, 58280), (47, 57040), (62, 43240), (80, 33511), (92, 29140), (94, 28520), (115, 23312), (124, 21620), (155, 17296), (184, 14570), (188, 14260), (230, 11656), (235, 11408), (248, 10810), (310, 8648), (368, 7285), (376, 7130), (460, 5828), (470, 5704), (496, 5405), (620, 4324), (713, 3760), (752, 3565), (920, 2914), (940, 2852), (1081, 2480), (1240, 2162), (1426, 1880), (1457, 1840)]