209218930

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^2\times {\mathrm{3037}}^1$

素因数の和:3210

約数の個数: 24

約数和(自身を含む): 381311532

約数和(自身を除く): 172092602

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 3037, 6074, 6889, 13778, 15185, 30370, 34445, 68890, 252071, 504142, 1260355, 2520710, 20921893, 41843786, 104609465, 209218930]

約数ペア:

[(1, 209218930), (2, 104609465), (5, 41843786), (10, 20921893), (83, 2520710), (166, 1260355), (415, 504142), (830, 252071), (3037, 68890), (6074, 34445), (6889, 30370), (13778, 15185)]