213037040

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{115781}}^1$

素因数の和:115817

約数の個数: 40

約数和(自身を含む): 516850848

約数和(自身を除く): 303813808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 115781, 231562, 463124, 578905, 926248, 1157810, 1852496, 2315620, 2662963, 4631240, 5325926, 9262480, 10651852, 13314815, 21303704, 26629630, 42607408, 53259260, 106518520, 213037040]

約数ペア:

[(1, 213037040), (2, 106518520), (4, 53259260), (5, 42607408), (8, 26629630), (10, 21303704), (16, 13314815), (20, 10651852), (23, 9262480), (40, 5325926), (46, 4631240), (80, 2662963), (92, 2315620), (115, 1852496), (184, 1157810), (230, 926248), (368, 578905), (460, 463124), (920, 231562), (1840, 115781)]