213029680

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{115777}}^1$

素因数の和:115813

約数の個数: 40

約数和(自身を含む): 516832992

約数和(自身を除く): 303803312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 115777, 231554, 463108, 578885, 926216, 1157770, 1852432, 2315540, 2662871, 4631080, 5325742, 9262160, 10651484, 13314355, 21302968, 26628710, 42605936, 53257420, 106514840, 213029680]

約数ペア:

[(1, 213029680), (2, 106514840), (4, 53257420), (5, 42605936), (8, 26628710), (10, 21302968), (16, 13314355), (20, 10651484), (23, 9262160), (40, 5325742), (46, 4631080), (80, 2662871), (92, 2315540), (115, 1852432), (184, 1157770), (230, 926216), (368, 578885), (460, 463108), (920, 231554), (1840, 115777)]