22906820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{757}}^1$

素因数の和:872

約数の個数: 48

約数和(自身を含む): 51574320

約数和(自身を除く): 28667500

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 170, 178, 340, 356, 445, 757, 890, 1513, 1514, 1780, 3026, 3028, 3785, 6052, 7565, 7570, 12869, 15130, 15140, 25738, 30260, 51476, 64345, 67373, 128690, 134746, 257380, 269492, 336865, 673730, 1145341, 1347460, 2290682, 4581364, 5726705, 11453410, 22906820]

約数ペア:

[(1, 22906820), (2, 11453410), (4, 5726705), (5, 4581364), (10, 2290682), (17, 1347460), (20, 1145341), (34, 673730), (68, 336865), (85, 269492), (89, 257380), (170, 134746), (178, 128690), (340, 67373), (356, 64345), (445, 51476), (757, 30260), (890, 25738), (1513, 15140), (1514, 15130), (1780, 12869), (3026, 7570), (3028, 7565), (3785, 6052)]