40387730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6857}}^1$

素因数の和:6914

約数の個数: 32

約数和(自身を含む): 79004160

約数和(自身を除く): 38616430

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 589, 1178, 2945, 5890, 6857, 13714, 34285, 68570, 130283, 212567, 260566, 425134, 651415, 1062835, 1302830, 2125670, 4038773, 8077546, 20193865, 40387730]

約数ペア:

[(1, 40387730), (2, 20193865), (5, 8077546), (10, 4038773), (19, 2125670), (31, 1302830), (38, 1062835), (62, 651415), (95, 425134), (155, 260566), (190, 212567), (310, 130283), (589, 68570), (1178, 34285), (2945, 13714), (5890, 6857)]