42870460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1117}}^1$

素因数の和:1246

約数の個数: 48

約数和(自身を含む): 95790240

約数和(自身を除く): 52919780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 101, 190, 202, 380, 404, 505, 1010, 1117, 1919, 2020, 2234, 3838, 4468, 5585, 7676, 9595, 11170, 19190, 21223, 22340, 38380, 42446, 84892, 106115, 112817, 212230, 225634, 424460, 451268, 564085, 1128170, 2143523, 2256340, 4287046, 8574092, 10717615, 21435230, 42870460]

約数ペア:

[(1, 42870460), (2, 21435230), (4, 10717615), (5, 8574092), (10, 4287046), (19, 2256340), (20, 2143523), (38, 1128170), (76, 564085), (95, 451268), (101, 424460), (190, 225634), (202, 212230), (380, 112817), (404, 106115), (505, 84892), (1010, 42446), (1117, 38380), (1919, 22340), (2020, 21223), (2234, 19190), (3838, 11170), (4468, 9595), (5585, 7676)]