2017680980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{626609}}^1$

素因数の和:626648

約数の個数: 48

約数和(自身を含む): 5052983040

約数和(自身を除く): 3035302060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 626609, 1253218, 2506436, 3133045, 4386263, 6266090, 8772526, 12532180, 14412007, 17545052, 21931315, 28824014, 43862630, 57648028, 72060035, 87725260, 100884049, 144120070, 201768098, 288240140, 403536196, 504420245, 1008840490, 2017680980]

約数ペア:

[(1, 2017680980), (2, 1008840490), (4, 504420245), (5, 403536196), (7, 288240140), (10, 201768098), (14, 144120070), (20, 100884049), (23, 87725260), (28, 72060035), (35, 57648028), (46, 43862630), (70, 28824014), (92, 21931315), (115, 17545052), (140, 14412007), (161, 12532180), (230, 8772526), (322, 6266090), (460, 4386263), (644, 3133045), (805, 2506436), (1610, 1253218), (3220, 626609)]