722200

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 1763280

約数和(自身を除く): 1041080

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 157, 184, 200, 230, 314, 460, 575, 628, 785, 920, 1150, 1256, 1570, 2300, 3140, 3611, 3925, 4600, 6280, 7222, 7850, 14444, 15700, 18055, 28888, 31400, 36110, 72220, 90275, 144440, 180550, 361100, 722200]

約数ペア:

[(1, 722200), (2, 361100), (4, 180550), (5, 144440), (8, 90275), (10, 72220), (20, 36110), (23, 31400), (25, 28888), (40, 18055), (46, 15700), (50, 14444), (92, 7850), (100, 7222), (115, 6280), (157, 4600), (184, 3925), (200, 3611), (230, 3140), (314, 2300), (460, 1570), (575, 1256), (628, 1150), (785, 920)]