4215180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{431}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 11902464

約数和(自身を除く): 7687284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 431, 489, 652, 815, 862, 978, 1293, 1630, 1724, 1956, 2155, 2445, 2586, 3260, 4310, 4890, 5172, 6465, 8620, 9780, 12930, 25860, 70253, 140506, 210759, 281012, 351265, 421518, 702530, 843036, 1053795, 1405060, 2107590, 4215180]

約数ペア:

[(1, 4215180), (2, 2107590), (3, 1405060), (4, 1053795), (5, 843036), (6, 702530), (10, 421518), (12, 351265), (15, 281012), (20, 210759), (30, 140506), (60, 70253), (163, 25860), (326, 12930), (431, 9780), (489, 8620), (652, 6465), (815, 5172), (862, 4890), (978, 4310), (1293, 3260), (1630, 2586), (1724, 2445), (1956, 2155)]