1247120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:168

約数の個数: 80

約数和(自身を含む): 3535488

約数和(自身を除く): 2288368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 131, 136, 140, 170, 238, 262, 272, 280, 340, 476, 524, 560, 595, 655, 680, 917, 952, 1048, 1190, 1310, 1360, 1834, 1904, 2096, 2227, 2380, 2620, 3668, 4454, 4585, 4760, 5240, 7336, 8908, 9170, 9520, 10480, 11135, 14672, 15589, 17816, 18340, 22270, 31178, 35632, 36680, 44540, 62356, 73360, 77945, 89080, 124712, 155890, 178160, 249424, 311780, 623560, 1247120]

約数ペア:

[(1, 1247120), (2, 623560), (4, 311780), (5, 249424), (7, 178160), (8, 155890), (10, 124712), (14, 89080), (16, 77945), (17, 73360), (20, 62356), (28, 44540), (34, 36680), (35, 35632), (40, 31178), (56, 22270), (68, 18340), (70, 17816), (80, 15589), (85, 14672), (112, 11135), (119, 10480), (131, 9520), (136, 9170), (140, 8908), (170, 7336), (238, 5240), (262, 4760), (272, 4585), (280, 4454), (340, 3668), (476, 2620), (524, 2380), (560, 2227), (595, 2096), (655, 1904), (680, 1834), (917, 1360), (952, 1310), (1048, 1190)]