438996860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{25793}}^1$

素因数の和:25862

約数の個数: 48

約数和(自身を含む): 988013376

約数和(自身を除く): 549016516

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 185, 230, 370, 460, 740, 851, 1702, 3404, 4255, 8510, 17020, 25793, 51586, 103172, 128965, 257930, 515860, 593239, 954341, 1186478, 1908682, 2372956, 2966195, 3817364, 4771705, 5932390, 9543410, 11864780, 19086820, 21949843, 43899686, 87799372, 109749215, 219498430, 438996860]

約数ペア:

[(1, 438996860), (2, 219498430), (4, 109749215), (5, 87799372), (10, 43899686), (20, 21949843), (23, 19086820), (37, 11864780), (46, 9543410), (74, 5932390), (92, 4771705), (115, 3817364), (148, 2966195), (185, 2372956), (230, 1908682), (370, 1186478), (460, 954341), (740, 593239), (851, 515860), (1702, 257930), (3404, 128965), (4255, 103172), (8510, 51586), (17020, 25793)]