1017978520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1957651}}^1$

素因数の和:1957675

約数の個数: 32

約数和(自身を含む): 2466641520

約数和(自身を除く): 1448663000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1957651, 3915302, 7830604, 9788255, 15661208, 19576510, 25449463, 39153020, 50898926, 78306040, 101797852, 127247315, 203595704, 254494630, 508989260, 1017978520]

約数ペア:

[(1, 1017978520), (2, 508989260), (4, 254494630), (5, 203595704), (8, 127247315), (10, 101797852), (13, 78306040), (20, 50898926), (26, 39153020), (40, 25449463), (52, 19576510), (65, 15661208), (104, 9788255), (130, 7830604), (260, 3915302), (520, 1957651)]