7130140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 16142112

約数和(自身を除く): 9011972

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 313, 335, 340, 626, 670, 1139, 1252, 1340, 1565, 2278, 3130, 4556, 5321, 5695, 6260, 10642, 11390, 20971, 21284, 22780, 26605, 41942, 53210, 83884, 104855, 106420, 209710, 356507, 419420, 713014, 1426028, 1782535, 3565070, 7130140]

約数ペア:

[(1, 7130140), (2, 3565070), (4, 1782535), (5, 1426028), (10, 713014), (17, 419420), (20, 356507), (34, 209710), (67, 106420), (68, 104855), (85, 83884), (134, 53210), (170, 41942), (268, 26605), (313, 22780), (335, 21284), (340, 20971), (626, 11390), (670, 10642), (1139, 6260), (1252, 5695), (1340, 5321), (1565, 4556), (2278, 3130)]