60839440

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6977}}^1$

素因数の和:7099

約数の個数: 40

約数和(自身を含む): 142769880

約数和(自身を除く): 81930440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 6977, 8720, 13954, 27908, 34885, 55816, 69770, 111632, 139540, 279080, 558160, 760493, 1520986, 3041972, 3802465, 6083944, 7604930, 12167888, 15209860, 30419720, 60839440]

約数ペア:

[(1, 60839440), (2, 30419720), (4, 15209860), (5, 12167888), (8, 7604930), (10, 6083944), (16, 3802465), (20, 3041972), (40, 1520986), (80, 760493), (109, 558160), (218, 279080), (436, 139540), (545, 111632), (872, 69770), (1090, 55816), (1744, 34885), (2180, 27908), (4360, 13954), (6977, 8720)]