29807220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6997}}^1$

素因数の和:7080

約数の個数: 48

約数和(自身を含む): 84647808

約数和(自身を除く): 54840588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 6997, 13994, 20991, 27988, 34985, 41982, 69970, 83964, 104955, 139940, 209910, 419820, 496787, 993574, 1490361, 1987148, 2483935, 2980722, 4967870, 5961444, 7451805, 9935740, 14903610, 29807220]

約数ペア:

[(1, 29807220), (2, 14903610), (3, 9935740), (4, 7451805), (5, 5961444), (6, 4967870), (10, 2980722), (12, 2483935), (15, 1987148), (20, 1490361), (30, 993574), (60, 496787), (71, 419820), (142, 209910), (213, 139940), (284, 104955), (355, 83964), (426, 69970), (710, 41982), (852, 34985), (1065, 27988), (1420, 20991), (2130, 13994), (4260, 6997)]