39123880

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{3719}}^1$

素因数の和:3993

約数の個数: 32

約数和(自身を含む): 88387200

約数和(自身を除く): 49263320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 3719, 5260, 7438, 10520, 14876, 18595, 29752, 37190, 74380, 148760, 978097, 1956194, 3912388, 4890485, 7824776, 9780970, 19561940, 39123880]

約数ペア:

[(1, 39123880), (2, 19561940), (4, 9780970), (5, 7824776), (8, 4890485), (10, 3912388), (20, 1956194), (40, 978097), (263, 148760), (526, 74380), (1052, 37190), (1315, 29752), (2104, 18595), (2630, 14876), (3719, 10520), (5260, 7438)]