38928880

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21157}}^1$

素因数の和:21193

約数の個数: 40

約数和(自身を含む): 94449312

約数和(自身を除く): 55520432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 21157, 42314, 84628, 105785, 169256, 211570, 338512, 423140, 486611, 846280, 973222, 1692560, 1946444, 2433055, 3892888, 4866110, 7785776, 9732220, 19464440, 38928880]

約数ペア:

[(1, 38928880), (2, 19464440), (4, 9732220), (5, 7785776), (8, 4866110), (10, 3892888), (16, 2433055), (20, 1946444), (23, 1692560), (40, 973222), (46, 846280), (80, 486611), (92, 423140), (115, 338512), (184, 211570), (230, 169256), (368, 105785), (460, 84628), (920, 42314), (1840, 21157)]