68790380

素因数分解:

$2^2\times 5^1\times {\mathrm{1447}}^1\times {\mathrm{2377}}^1$

素因数の和:3833

約数の個数: 24

約数和(自身を含む): 144620448

約数和(自身を除く): 75830068

約数列:

[1, 2, 4, 5, 10, 20, 1447, 2377, 2894, 4754, 5788, 7235, 9508, 11885, 14470, 23770, 28940, 47540, 3439519, 6879038, 13758076, 17197595, 34395190, 68790380]

約数ペア:

[(1, 68790380), (2, 34395190), (4, 17197595), (5, 13758076), (10, 6879038), (20, 3439519), (1447, 47540), (2377, 28940), (2894, 23770), (4754, 14470), (5788, 11885), (7235, 9508)]