15427480

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1$

素因数の和:484

約数の個数: 64

約数和(自身を含む): 37195200

約数和(自身を除く): 21767720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 41, 46, 82, 92, 115, 164, 184, 205, 230, 328, 409, 410, 460, 818, 820, 920, 943, 1636, 1640, 1886, 2045, 3272, 3772, 4090, 4715, 7544, 8180, 9407, 9430, 16360, 16769, 18814, 18860, 33538, 37628, 37720, 47035, 67076, 75256, 83845, 94070, 134152, 167690, 188140, 335380, 376280, 385687, 670760, 771374, 1542748, 1928435, 3085496, 3856870, 7713740, 15427480]

約数ペア:

[(1, 15427480), (2, 7713740), (4, 3856870), (5, 3085496), (8, 1928435), (10, 1542748), (20, 771374), (23, 670760), (40, 385687), (41, 376280), (46, 335380), (82, 188140), (92, 167690), (115, 134152), (164, 94070), (184, 83845), (205, 75256), (230, 67076), (328, 47035), (409, 37720), (410, 37628), (460, 33538), (818, 18860), (820, 18814), (920, 16769), (943, 16360), (1636, 9430), (1640, 9407), (1886, 8180), (2045, 7544), (3272, 4715), (3772, 4090)]