215814980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{11443}}^1$

素因数の和:11516

約数の個数: 48

約数和(自身を含む): 484493184

約数和(自身を除く): 268678204

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 205, 230, 410, 460, 820, 943, 1886, 3772, 4715, 9430, 11443, 18860, 22886, 45772, 57215, 114430, 228860, 263189, 469163, 526378, 938326, 1052756, 1315945, 1876652, 2345815, 2631890, 4691630, 5263780, 9383260, 10790749, 21581498, 43162996, 53953745, 107907490, 215814980]

約数ペア:

[(1, 215814980), (2, 107907490), (4, 53953745), (5, 43162996), (10, 21581498), (20, 10790749), (23, 9383260), (41, 5263780), (46, 4691630), (82, 2631890), (92, 2345815), (115, 1876652), (164, 1315945), (205, 1052756), (230, 938326), (410, 526378), (460, 469163), (820, 263189), (943, 228860), (1886, 114430), (3772, 57215), (4715, 45772), (9430, 22886), (11443, 18860)]