27753680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^2$

素因数の和:113

約数の個数: 90

約数和(自身を含む): 70369938

約数和(自身を除く): 42616258

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 248, 304, 310, 361, 380, 496, 589, 620, 722, 760, 961, 1178, 1240, 1444, 1520, 1805, 1922, 2356, 2480, 2888, 2945, 3610, 3844, 4712, 4805, 5776, 5890, 7220, 7688, 9424, 9610, 11191, 11780, 14440, 15376, 18259, 19220, 22382, 23560, 28880, 36518, 38440, 44764, 47120, 55955, 73036, 76880, 89528, 91295, 111910, 146072, 179056, 182590, 223820, 292144, 346921, 365180, 447640, 693842, 730360, 895280, 1387684, 1460720, 1734605, 2775368, 3469210, 5550736, 6938420, 13876840, 27753680]

約数ペア:

[(1, 27753680), (2, 13876840), (4, 6938420), (5, 5550736), (8, 3469210), (10, 2775368), (16, 1734605), (19, 1460720), (20, 1387684), (31, 895280), (38, 730360), (40, 693842), (62, 447640), (76, 365180), (80, 346921), (95, 292144), (124, 223820), (152, 182590), (155, 179056), (190, 146072), (248, 111910), (304, 91295), (310, 89528), (361, 76880), (380, 73036), (496, 55955), (589, 47120), (620, 44764), (722, 38440), (760, 36518), (961, 28880), (1178, 23560), (1240, 22382), (1444, 19220), (1520, 18259), (1805, 15376), (1922, 14440), (2356, 11780), (2480, 11191), (2888, 9610), (2945, 9424), (3610, 7688), (3844, 7220), (4712, 5890), (4805, 5776)]