1254682480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{2213}}^1$

素因数の和:2618

約数の個数: 80

約数和(自身を含む): 3080293920

約数和(自身を除く): 1825611440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 373, 380, 746, 760, 1492, 1520, 1865, 2213, 2984, 3730, 4426, 5968, 7087, 7460, 8852, 11065, 14174, 14920, 17704, 22130, 28348, 29840, 35408, 35435, 42047, 44260, 56696, 70870, 84094, 88520, 113392, 141740, 168188, 177040, 210235, 283480, 336376, 420470, 566960, 672752, 825449, 840940, 1650898, 1681880, 3301796, 3363760, 4127245, 6603592, 8254490, 13207184, 15683531, 16508980, 31367062, 33017960, 62734124, 66035920, 78417655, 125468248, 156835310, 250936496, 313670620, 627341240, 1254682480]

約数ペア:

[(1, 1254682480), (2, 627341240), (4, 313670620), (5, 250936496), (8, 156835310), (10, 125468248), (16, 78417655), (19, 66035920), (20, 62734124), (38, 33017960), (40, 31367062), (76, 16508980), (80, 15683531), (95, 13207184), (152, 8254490), (190, 6603592), (304, 4127245), (373, 3363760), (380, 3301796), (746, 1681880), (760, 1650898), (1492, 840940), (1520, 825449), (1865, 672752), (2213, 566960), (2984, 420470), (3730, 336376), (4426, 283480), (5968, 210235), (7087, 177040), (7460, 168188), (8852, 141740), (11065, 113392), (14174, 88520), (14920, 84094), (17704, 70870), (22130, 56696), (28348, 44260), (29840, 42047), (35408, 35435)]