2105303330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{437693}}^1$

素因数の和:437750

約数の個数: 32

約数和(自身を含む): 4191357744

約数和(自身を除く): 2086054414

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 437693, 875386, 2188465, 4376930, 5690009, 11380018, 16194641, 28450045, 32389282, 56900090, 80973205, 161946410, 210530333, 421060666, 1052651665, 2105303330]

約数ペア:

[(1, 2105303330), (2, 1052651665), (5, 421060666), (10, 210530333), (13, 161946410), (26, 80973205), (37, 56900090), (65, 32389282), (74, 28450045), (130, 16194641), (185, 11380018), (370, 5690009), (481, 4376930), (962, 2188465), (2405, 875386), (4810, 437693)]