27400280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1163}}^1$

素因数の和:1224

約数の個数: 64

約数和(自身を含む): 67046400

約数和(自身を除く): 39646120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1163, 1178, 1240, 2326, 2356, 2945, 4652, 4712, 5815, 5890, 9304, 11630, 11780, 22097, 23260, 23560, 36053, 44194, 46520, 72106, 88388, 110485, 144212, 176776, 180265, 220970, 288424, 360530, 441940, 685007, 721060, 883880, 1370014, 1442120, 2740028, 3425035, 5480056, 6850070, 13700140, 27400280]

約数ペア:

[(1, 27400280), (2, 13700140), (4, 6850070), (5, 5480056), (8, 3425035), (10, 2740028), (19, 1442120), (20, 1370014), (31, 883880), (38, 721060), (40, 685007), (62, 441940), (76, 360530), (95, 288424), (124, 220970), (152, 180265), (155, 176776), (190, 144212), (248, 110485), (310, 88388), (380, 72106), (589, 46520), (620, 44194), (760, 36053), (1163, 23560), (1178, 23260), (1240, 22097), (2326, 11780), (2356, 11630), (2945, 9304), (4652, 5890), (4712, 5815)]