2018728220

素因数分解:

$2^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{461}}^1\times {\mathrm{587}}^1$

素因数の和:1430

約数の個数: 48

約数和(自身を含む): 4267172448

約数和(自身を除く): 2248444228

約数列:

[1, 2, 4, 5, 10, 20, 373, 461, 587, 746, 922, 1174, 1492, 1844, 1865, 2305, 2348, 2935, 3730, 4610, 5870, 7460, 9220, 11740, 171953, 218951, 270607, 343906, 437902, 541214, 687812, 859765, 875804, 1082428, 1094755, 1353035, 1719530, 2189510, 2706070, 3439060, 4379020, 5412140, 100936411, 201872822, 403745644, 504682055, 1009364110, 2018728220]

約数ペア:

[(1, 2018728220), (2, 1009364110), (4, 504682055), (5, 403745644), (10, 201872822), (20, 100936411), (373, 5412140), (461, 4379020), (587, 3439060), (746, 2706070), (922, 2189510), (1174, 1719530), (1492, 1353035), (1844, 1094755), (1865, 1082428), (2305, 875804), (2348, 859765), (2935, 687812), (3730, 541214), (4610, 437902), (5870, 343906), (7460, 270607), (9220, 218951), (11740, 171953)]