2510118140

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{431}}^1\times {\mathrm{3989}}^1$

素因数の和:4502

約数の個数: 48

約数和(自身を含む): 5357197440

約数和(自身を除く): 2847079300

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 431, 730, 862, 1460, 1724, 2155, 3989, 4310, 7978, 8620, 15956, 19945, 31463, 39890, 62926, 79780, 125852, 157315, 291197, 314630, 582394, 629260, 1164788, 1455985, 1719259, 2911970, 3438518, 5823940, 6877036, 8596295, 17192590, 34385180, 125505907, 251011814, 502023628, 627529535, 1255059070, 2510118140]

約数ペア:

[(1, 2510118140), (2, 1255059070), (4, 627529535), (5, 502023628), (10, 251011814), (20, 125505907), (73, 34385180), (146, 17192590), (292, 8596295), (365, 6877036), (431, 5823940), (730, 3438518), (862, 2911970), (1460, 1719259), (1724, 1455985), (2155, 1164788), (3989, 629260), (4310, 582394), (7978, 314630), (8620, 291197), (15956, 157315), (19945, 125852), (31463, 79780), (39890, 62926)]