39004020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19699}}^1$

素因数の和:19725

約数の個数: 72

約数和(自身を含む): 129074400

約数和(自身を除く): 90070380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 19699, 39398, 59097, 78796, 98495, 118194, 177291, 196990, 216689, 236388, 295485, 354582, 393980, 433378, 590970, 650067, 709164, 866756, 886455, 1083445, 1181940, 1300134, 1772910, 1950201, 2166890, 2600268, 3250335, 3545820, 3900402, 4333780, 6500670, 7800804, 9751005, 13001340, 19502010, 39004020]

約数ペア:

[(1, 39004020), (2, 19502010), (3, 13001340), (4, 9751005), (5, 7800804), (6, 6500670), (9, 4333780), (10, 3900402), (11, 3545820), (12, 3250335), (15, 2600268), (18, 2166890), (20, 1950201), (22, 1772910), (30, 1300134), (33, 1181940), (36, 1083445), (44, 886455), (45, 866756), (55, 709164), (60, 650067), (66, 590970), (90, 433378), (99, 393980), (110, 354582), (132, 295485), (165, 236388), (180, 216689), (198, 196990), (220, 177291), (330, 118194), (396, 98495), (495, 78796), (660, 59097), (990, 39398), (1980, 19699)]