2777120

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1021}}^1$

素因数の和:1053

約数の個数: 48

約数和(自身を含む): 6953688

約数和(自身を除く): 4176568

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1021, 1360, 2042, 2720, 4084, 5105, 8168, 10210, 16336, 17357, 20420, 32672, 34714, 40840, 69428, 81680, 86785, 138856, 163360, 173570, 277712, 347140, 555424, 694280, 1388560, 2777120]

約数ペア:

[(1, 2777120), (2, 1388560), (4, 694280), (5, 555424), (8, 347140), (10, 277712), (16, 173570), (17, 163360), (20, 138856), (32, 86785), (34, 81680), (40, 69428), (68, 40840), (80, 34714), (85, 32672), (136, 20420), (160, 17357), (170, 16336), (272, 10210), (340, 8168), (544, 5105), (680, 4084), (1021, 2720), (1360, 2042)]