29923660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1621}}^1$

素因数の和:1714

約数の個数: 48

約数和(自身を含む): 68668992

約数和(自身を除く): 38745332

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1621, 1846, 3242, 3692, 4615, 6484, 8105, 9230, 16210, 18460, 21073, 32420, 42146, 84292, 105365, 115091, 210730, 230182, 421460, 460364, 575455, 1150910, 1496183, 2301820, 2992366, 5984732, 7480915, 14961830, 29923660]

約数ペア:

[(1, 29923660), (2, 14961830), (4, 7480915), (5, 5984732), (10, 2992366), (13, 2301820), (20, 1496183), (26, 1150910), (52, 575455), (65, 460364), (71, 421460), (130, 230182), (142, 210730), (260, 115091), (284, 105365), (355, 84292), (710, 42146), (923, 32420), (1420, 21073), (1621, 18460), (1846, 16210), (3242, 9230), (3692, 8105), (4615, 6484)]