8864026.00000000

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 36232560

約数和(自身を除く): 20353580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 157, 260, 314, 389, 628, 778, 785, 1556, 1570, 1945, 2041, 3140, 3890, 4082, 5057, 7780, 8164, 10114, 10205, 20228, 20410, 25285, 40820, 50570, 61073, 101140, 122146, 244292, 305365, 610730, 793949, 1221460, 1587898, 3175796, 3969745, 7939490, 15878980]

約数ペア:

[(1, 15878980), (2, 7939490), (4, 3969745), (5, 3175796), (10, 1587898), (13, 1221460), (20, 793949), (26, 610730), (52, 305365), (65, 244292), (130, 122146), (157, 101140), (260, 61073), (314, 50570), (389, 40820), (628, 25285), (778, 20410), (785, 20228), (1556, 10205), (1570, 10114), (1945, 8164), (2041, 7780), (3140, 5057), (3890, 4082)]