40017990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{70207}}^1$

素因数の和:70236

約数の個数: 32

約数和(自身を含む): 101099520

約数和(自身を除く): 61081530

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 70207, 140414, 210621, 351035, 421242, 702070, 1053105, 1333933, 2106210, 2667866, 4001799, 6669665, 8003598, 13339330, 20008995, 40017990]

約数ペア:

[(1, 40017990), (2, 20008995), (3, 13339330), (5, 8003598), (6, 6669665), (10, 4001799), (15, 2667866), (19, 2106210), (30, 1333933), (38, 1053105), (57, 702070), (95, 421242), (114, 351035), (190, 210621), (285, 140414), (570, 70207)]