249428560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{135559}}^1$

素因数の和:135595

約数の個数: 40

約数和(自身を含む): 605139840

約数和(自身を除く): 355711280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 135559, 271118, 542236, 677795, 1084472, 1355590, 2168944, 2711180, 3117857, 5422360, 6235714, 10844720, 12471428, 15589285, 24942856, 31178570, 49885712, 62357140, 124714280, 249428560]

約数ペア:

[(1, 249428560), (2, 124714280), (4, 62357140), (5, 49885712), (8, 31178570), (10, 24942856), (16, 15589285), (20, 12471428), (23, 10844720), (40, 6235714), (46, 5422360), (80, 3117857), (92, 2711180), (115, 2168944), (184, 1355590), (230, 1084472), (368, 677795), (460, 542236), (920, 271118), (1840, 135559)]