20069720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45613}}^1$

素因数の和:45635

約数の個数: 32

約数和(自身を含む): 49263120

約数和(自身を除く): 29193400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 45613, 91226, 182452, 228065, 364904, 456130, 501743, 912260, 1003486, 1824520, 2006972, 2508715, 4013944, 5017430, 10034860, 20069720]

約数ペア:

[(1, 20069720), (2, 10034860), (4, 5017430), (5, 4013944), (8, 2508715), (10, 2006972), (11, 1824520), (20, 1003486), (22, 912260), (40, 501743), (44, 456130), (55, 364904), (88, 228065), (110, 182452), (220, 91226), (440, 45613)]