2783166320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{19403}}^1$

素因数の和:19590

約数の個数: 80

約数和(自身を含む): 7102795392

約数和(自身を除く): 4319629072

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 163, 176, 220, 326, 440, 652, 815, 880, 1304, 1630, 1793, 2608, 3260, 3586, 6520, 7172, 8965, 13040, 14344, 17930, 19403, 28688, 35860, 38806, 71720, 77612, 97015, 143440, 155224, 194030, 213433, 310448, 388060, 426866, 776120, 853732, 1067165, 1552240, 1707464, 2134330, 3162689, 3414928, 4268660, 6325378, 8537320, 12650756, 15813445, 17074640, 25301512, 31626890, 34789579, 50603024, 63253780, 69579158, 126507560, 139158316, 173947895, 253015120, 278316632, 347895790, 556633264, 695791580, 1391583160, 2783166320]

約数ペア:

[(1, 2783166320), (2, 1391583160), (4, 695791580), (5, 556633264), (8, 347895790), (10, 278316632), (11, 253015120), (16, 173947895), (20, 139158316), (22, 126507560), (40, 69579158), (44, 63253780), (55, 50603024), (80, 34789579), (88, 31626890), (110, 25301512), (163, 17074640), (176, 15813445), (220, 12650756), (326, 8537320), (440, 6325378), (652, 4268660), (815, 3414928), (880, 3162689), (1304, 2134330), (1630, 1707464), (1793, 1552240), (2608, 1067165), (3260, 853732), (3586, 776120), (6520, 426866), (7172, 388060), (8965, 310448), (13040, 213433), (14344, 194030), (17930, 155224), (19403, 143440), (28688, 97015), (35860, 77612), (38806, 71720)]