1237604840

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{243623}}^1$

素因数の和:243761

約数の個数: 32

約数和(自身を含む): 2806548480

約数和(自身を除く): 1568943640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 243623, 487246, 974492, 1218115, 1948984, 2436230, 4872460, 9744920, 30940121, 61880242, 123760484, 154700605, 247520968, 309401210, 618802420, 1237604840]

約数ペア:

[(1, 1237604840), (2, 618802420), (4, 309401210), (5, 247520968), (8, 154700605), (10, 123760484), (20, 61880242), (40, 30940121), (127, 9744920), (254, 4872460), (508, 2436230), (635, 1948984), (1016, 1218115), (1270, 974492), (2540, 487246), (5080, 243623)]