13321360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12809}}^1$

素因数の和:12835

約数の個数: 40

約数和(自身を含む): 33357240

約数和(自身を除く): 20035880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 12809, 25618, 51236, 64045, 102472, 128090, 166517, 204944, 256180, 333034, 512360, 666068, 832585, 1024720, 1332136, 1665170, 2664272, 3330340, 6660680, 13321360]

約数ペア:

[(1, 13321360), (2, 6660680), (4, 3330340), (5, 2664272), (8, 1665170), (10, 1332136), (13, 1024720), (16, 832585), (20, 666068), (26, 512360), (40, 333034), (52, 256180), (65, 204944), (80, 166517), (104, 128090), (130, 102472), (208, 64045), (260, 51236), (520, 25618), (1040, 12809)]