1199889968

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{647}}^1\times {\mathrm{3739}}^1$

素因数の和:4425

約数の個数: 40

約数和(自身を含む): 2404131840

約数和(自身を除く): 1204241872

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 647, 1294, 2588, 3739, 5176, 7478, 10352, 14956, 20057, 29912, 40114, 59824, 80228, 115909, 160456, 231818, 320912, 463636, 927272, 1854544, 2419133, 4838266, 9676532, 19353064, 38706128, 74993123, 149986246, 299972492, 599944984, 1199889968]

約数ペア:

[(1, 1199889968), (2, 599944984), (4, 299972492), (8, 149986246), (16, 74993123), (31, 38706128), (62, 19353064), (124, 9676532), (248, 4838266), (496, 2419133), (647, 1854544), (1294, 927272), (2588, 463636), (3739, 320912), (5176, 231818), (7478, 160456), (10352, 115909), (14956, 80228), (20057, 59824), (29912, 40114)]