214645880

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{145031}}^1$

素因数の和:145079

約数の個数: 32

約数和(自身を含む): 496009440

約数和(自身を除く): 281363560

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 145031, 290062, 580124, 725155, 1160248, 1450310, 2900620, 5366147, 5801240, 10732294, 21464588, 26830735, 42929176, 53661470, 107322940, 214645880]

約数ペア:

[(1, 214645880), (2, 107322940), (4, 53661470), (5, 42929176), (8, 26830735), (10, 21464588), (20, 10732294), (37, 5801240), (40, 5366147), (74, 2900620), (148, 1450310), (185, 1160248), (296, 725155), (370, 580124), (740, 290062), (1480, 145031)]