4996390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{521}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 10373184

約数和(自身を除く): 5376794

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 137, 274, 521, 685, 959, 1042, 1370, 1918, 2605, 3647, 4795, 5210, 7294, 9590, 18235, 36470, 71377, 142754, 356885, 499639, 713770, 999278, 2498195, 4996390]

約数ペア:

[(1, 4996390), (2, 2498195), (5, 999278), (7, 713770), (10, 499639), (14, 356885), (35, 142754), (70, 71377), (137, 36470), (274, 18235), (521, 9590), (685, 7294), (959, 5210), (1042, 4795), (1370, 3647), (1918, 2605)]