7439560

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3049}}^1$

素因数の和:3121

約数の個数: 32

約数和(自身を含む): 17019000

約数和(自身を除く): 9579440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 3049, 6098, 12196, 15245, 24392, 30490, 60980, 121960, 185989, 371978, 743956, 929945, 1487912, 1859890, 3719780, 7439560]

約数ペア:

[(1, 7439560), (2, 3719780), (4, 1859890), (5, 1487912), (8, 929945), (10, 743956), (20, 371978), (40, 185989), (61, 121960), (122, 60980), (244, 30490), (305, 24392), (488, 15245), (610, 12196), (1220, 6098), (2440, 3049)]