18950560

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1427}}^1$

素因数の和:1525

約数の個数: 48

約数和(自身を含む): 45341856

約数和(自身を除く): 26391296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 160, 166, 332, 415, 664, 830, 1328, 1427, 1660, 2656, 2854, 3320, 5708, 6640, 7135, 11416, 13280, 14270, 22832, 28540, 45664, 57080, 114160, 118441, 228320, 236882, 473764, 592205, 947528, 1184410, 1895056, 2368820, 3790112, 4737640, 9475280, 18950560]

約数ペア:

[(1, 18950560), (2, 9475280), (4, 4737640), (5, 3790112), (8, 2368820), (10, 1895056), (16, 1184410), (20, 947528), (32, 592205), (40, 473764), (80, 236882), (83, 228320), (160, 118441), (166, 114160), (332, 57080), (415, 45664), (664, 28540), (830, 22832), (1328, 14270), (1427, 13280), (1660, 11416), (2656, 7135), (2854, 6640), (3320, 5708)]