103720040

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{23789}}^1$

素因数の和:23909

約数の個数: 32

約数和(自身を含む): 235521000

約数和(自身を除く): 131800960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 23789, 47578, 95156, 118945, 190312, 237890, 475780, 951560, 2593001, 5186002, 10372004, 12965005, 20744008, 25930010, 51860020, 103720040]

約数ペア:

[(1, 103720040), (2, 51860020), (4, 25930010), (5, 20744008), (8, 12965005), (10, 10372004), (20, 5186002), (40, 2593001), (109, 951560), (218, 475780), (436, 237890), (545, 190312), (872, 118945), (1090, 95156), (2180, 47578), (4360, 23789)]