27529720

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{2213}}^1$

素因数の和:2535

約数の個数: 32

約数和(自身を含む): 62169120

約数和(自身を除く): 34639400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2213, 2488, 3110, 4426, 6220, 8852, 11065, 12440, 17704, 22130, 44260, 88520, 688243, 1376486, 2752972, 3441215, 5505944, 6882430, 13764860, 27529720]

約数ペア:

[(1, 27529720), (2, 13764860), (4, 6882430), (5, 5505944), (8, 3441215), (10, 2752972), (20, 1376486), (40, 688243), (311, 88520), (622, 44260), (1244, 22130), (1555, 17704), (2213, 12440), (2488, 11065), (3110, 8852), (4426, 6220)]