2628340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{919}}^1$

素因数の和:952

約数の個数: 48

約数和(自身を含む): 6491520

約数和(自身を除く): 3863180

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 919, 1430, 1838, 2860, 3676, 4595, 9190, 10109, 11947, 18380, 20218, 23894, 40436, 47788, 50545, 59735, 101090, 119470, 131417, 202180, 238940, 262834, 525668, 657085, 1314170, 2628340]

約数ペア:

[(1, 2628340), (2, 1314170), (4, 657085), (5, 525668), (10, 262834), (11, 238940), (13, 202180), (20, 131417), (22, 119470), (26, 101090), (44, 59735), (52, 50545), (55, 47788), (65, 40436), (110, 23894), (130, 20218), (143, 18380), (220, 11947), (260, 10109), (286, 9190), (572, 4595), (715, 3676), (919, 2860), (1430, 1838)]