27906820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:185

約数の個数: 96

約数和(自身を含む): 67092480

約数和(自身を除く): 39185660

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 31, 38, 46, 62, 76, 92, 95, 103, 115, 124, 155, 190, 206, 230, 310, 380, 412, 437, 460, 515, 589, 620, 713, 874, 1030, 1178, 1426, 1748, 1957, 2060, 2185, 2356, 2369, 2852, 2945, 3193, 3565, 3914, 4370, 4738, 5890, 6386, 7130, 7828, 8740, 9476, 9785, 11780, 11845, 12772, 13547, 14260, 15965, 19570, 23690, 27094, 31930, 39140, 45011, 47380, 54188, 60667, 63860, 67735, 73439, 90022, 121334, 135470, 146878, 180044, 225055, 242668, 270940, 293756, 303335, 367195, 450110, 606670, 734390, 900220, 1213340, 1395341, 1468780, 2790682, 5581364, 6976705, 13953410, 27906820]

約数ペア:

[(1, 27906820), (2, 13953410), (4, 6976705), (5, 5581364), (10, 2790682), (19, 1468780), (20, 1395341), (23, 1213340), (31, 900220), (38, 734390), (46, 606670), (62, 450110), (76, 367195), (92, 303335), (95, 293756), (103, 270940), (115, 242668), (124, 225055), (155, 180044), (190, 146878), (206, 135470), (230, 121334), (310, 90022), (380, 73439), (412, 67735), (437, 63860), (460, 60667), (515, 54188), (589, 47380), (620, 45011), (713, 39140), (874, 31930), (1030, 27094), (1178, 23690), (1426, 19570), (1748, 15965), (1957, 14260), (2060, 13547), (2185, 12772), (2356, 11845), (2369, 11780), (2852, 9785), (2945, 9476), (3193, 8740), (3565, 7828), (3914, 7130), (4370, 6386), (4738, 5890)]