4020996970

素因数分解:

$2^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{809}}^1\times {\mathrm{1619}}^1$

素因数の和:2742

約数の個数: 32

約数和(自身を含む): 7274836800

約数和(自身を除く): 3253839830

約数列:

[1, 2, 5, 10, 307, 614, 809, 1535, 1618, 1619, 3070, 3238, 4045, 8090, 8095, 16190, 248363, 496726, 497033, 994066, 1241815, 1309771, 2483630, 2485165, 2619542, 4970330, 6548855, 13097710, 402099697, 804199394, 2010498485, 4020996970]

約数ペア:

[(1, 4020996970), (2, 2010498485), (5, 804199394), (10, 402099697), (307, 13097710), (614, 6548855), (809, 4970330), (1535, 2619542), (1618, 2485165), (1619, 2483630), (3070, 1309771), (3238, 1241815), (4045, 994066), (8090, 497033), (8095, 496726), (16190, 248363)]