2920114480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{4373}}^1$

素因数の和:4894

約数の個数: 80

約数和(自身を含む): 7204922784

約数和(自身を除く): 4284808304

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 491, 680, 982, 1360, 1964, 2455, 3928, 4373, 4910, 7856, 8347, 8746, 9820, 16694, 17492, 19640, 21865, 33388, 34984, 39280, 41735, 43730, 66776, 69968, 74341, 83470, 87460, 133552, 148682, 166940, 174920, 297364, 333880, 349840, 371705, 594728, 667760, 743410, 1189456, 1486820, 2147143, 2973640, 4294286, 5947280, 8588572, 10735715, 17177144, 21471430, 34354288, 36501431, 42942860, 73002862, 85885720, 146005724, 171771440, 182507155, 292011448, 365014310, 584022896, 730028620, 1460057240, 2920114480]

約数ペア:

[(1, 2920114480), (2, 1460057240), (4, 730028620), (5, 584022896), (8, 365014310), (10, 292011448), (16, 182507155), (17, 171771440), (20, 146005724), (34, 85885720), (40, 73002862), (68, 42942860), (80, 36501431), (85, 34354288), (136, 21471430), (170, 17177144), (272, 10735715), (340, 8588572), (491, 5947280), (680, 4294286), (982, 2973640), (1360, 2147143), (1964, 1486820), (2455, 1189456), (3928, 743410), (4373, 667760), (4910, 594728), (7856, 371705), (8347, 349840), (8746, 333880), (9820, 297364), (16694, 174920), (17492, 166940), (19640, 148682), (21865, 133552), (33388, 87460), (34984, 83470), (39280, 74341), (41735, 69968), (43730, 66776)]