54411820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{149}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 125118000

約数和(自身を除く): 70706180

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 149, 155, 190, 298, 310, 380, 589, 596, 620, 745, 961, 1178, 1490, 1922, 2356, 2831, 2945, 2980, 3844, 4619, 4805, 5662, 5890, 9238, 9610, 11324, 11780, 14155, 18259, 18476, 19220, 23095, 28310, 36518, 46190, 56620, 73036, 87761, 91295, 92380, 143189, 175522, 182590, 286378, 351044, 365180, 438805, 572756, 715945, 877610, 1431890, 1755220, 2720591, 2863780, 5441182, 10882364, 13602955, 27205910, 54411820]

約数ペア:

[(1, 54411820), (2, 27205910), (4, 13602955), (5, 10882364), (10, 5441182), (19, 2863780), (20, 2720591), (31, 1755220), (38, 1431890), (62, 877610), (76, 715945), (95, 572756), (124, 438805), (149, 365180), (155, 351044), (190, 286378), (298, 182590), (310, 175522), (380, 143189), (589, 92380), (596, 91295), (620, 87761), (745, 73036), (961, 56620), (1178, 46190), (1490, 36518), (1922, 28310), (2356, 23095), (2831, 19220), (2945, 18476), (2980, 18259), (3844, 14155), (4619, 11780), (4805, 11324), (5662, 9610), (5890, 9238)]