1380458110

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{177209}}^1$

素因数の和:177276

約数の個数: 32

約数和(自身を含む): 2679415200

約数和(自身を除く): 1298957090

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 7790, 177209, 354418, 886045, 1772090, 3366971, 6733942, 7265569, 14531138, 16834855, 33669710, 36327845, 72655690, 138045811, 276091622, 690229055, 1380458110]

約数ペア:

[(1, 1380458110), (2, 690229055), (5, 276091622), (10, 138045811), (19, 72655690), (38, 36327845), (41, 33669710), (82, 16834855), (95, 14531138), (190, 7265569), (205, 6733942), (410, 3366971), (779, 1772090), (1558, 886045), (3895, 354418), (7790, 177209)]