84806020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{743}}^1$

素因数の和:1204

約数の個数: 48

約数和(自身を含む): 192487680

約数和(自身を除く): 107681660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 439, 743, 878, 1486, 1756, 2195, 2972, 3715, 4390, 5707, 7430, 8780, 9659, 11414, 14860, 19318, 22828, 28535, 38636, 48295, 57070, 96590, 114140, 193180, 326177, 652354, 1304708, 1630885, 3261770, 4240301, 6523540, 8480602, 16961204, 21201505, 42403010, 84806020]

約数ペア:

[(1, 84806020), (2, 42403010), (4, 21201505), (5, 16961204), (10, 8480602), (13, 6523540), (20, 4240301), (26, 3261770), (52, 1630885), (65, 1304708), (130, 652354), (260, 326177), (439, 193180), (743, 114140), (878, 96590), (1486, 57070), (1756, 48295), (2195, 38636), (2972, 28535), (3715, 22828), (4390, 19318), (5707, 14860), (7430, 11414), (8780, 9659)]