201844760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{388163}}^1$

素因数の和:388187

約数の個数: 32

約数和(自身を含む): 489086640

約数和(自身を除く): 287241880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 388163, 776326, 1552652, 1940815, 3105304, 3881630, 5046119, 7763260, 10092238, 15526520, 20184476, 25230595, 40368952, 50461190, 100922380, 201844760]

約数ペア:

[(1, 201844760), (2, 100922380), (4, 50461190), (5, 40368952), (8, 25230595), (10, 20184476), (13, 15526520), (20, 10092238), (26, 7763260), (40, 5046119), (52, 3881630), (65, 3105304), (104, 1940815), (130, 1552652), (260, 776326), (520, 388163)]