277804940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{46147}}^1$

素因数の和:46206

約数の個数: 48

約数和(自身を含む): 682252032

約数和(自身を除く): 404447092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 46147, 92294, 184588, 230735, 323029, 461470, 646058, 922940, 1292116, 1615145, 1984321, 3230290, 3968642, 6460580, 7937284, 9921605, 13890247, 19843210, 27780494, 39686420, 55560988, 69451235, 138902470, 277804940]

約数ペア:

[(1, 277804940), (2, 138902470), (4, 69451235), (5, 55560988), (7, 39686420), (10, 27780494), (14, 19843210), (20, 13890247), (28, 9921605), (35, 7937284), (43, 6460580), (70, 3968642), (86, 3230290), (140, 1984321), (172, 1615145), (215, 1292116), (301, 922940), (430, 646058), (602, 461470), (860, 323029), (1204, 230735), (1505, 184588), (3010, 92294), (6020, 46147)]