177260540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{2129}}^1$

素因数の和:2342

約数の個数: 48

約数和(自身を含む): 390761280

約数和(自身を除く): 213500740

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 181, 230, 362, 460, 724, 905, 1810, 2129, 3620, 4163, 4258, 8326, 8516, 10645, 16652, 20815, 21290, 41630, 42580, 48967, 83260, 97934, 195868, 244835, 385349, 489670, 770698, 979340, 1541396, 1926745, 3853490, 7706980, 8863027, 17726054, 35452108, 44315135, 88630270, 177260540]

約数ペア:

[(1, 177260540), (2, 88630270), (4, 44315135), (5, 35452108), (10, 17726054), (20, 8863027), (23, 7706980), (46, 3853490), (92, 1926745), (115, 1541396), (181, 979340), (230, 770698), (362, 489670), (460, 385349), (724, 244835), (905, 195868), (1810, 97934), (2129, 83260), (3620, 48967), (4163, 42580), (4258, 41630), (8326, 21290), (8516, 20815), (10645, 16652)]