3181567240

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{27743}}^1$

素因数の和:27862

約数の個数: 64

約数和(自身を含む): 7430952960

約数和(自身を除く): 4249385720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 61, 94, 122, 188, 235, 244, 305, 376, 470, 488, 610, 940, 1220, 1880, 2440, 2867, 5734, 11468, 14335, 22936, 27743, 28670, 55486, 57340, 110972, 114680, 138715, 221944, 277430, 554860, 1109720, 1303921, 1692323, 2607842, 3384646, 5215684, 6519605, 6769292, 8461615, 10431368, 13039210, 13538584, 16923230, 26078420, 33846460, 52156840, 67692920, 79539181, 159078362, 318156724, 397695905, 636313448, 795391810, 1590783620, 3181567240]

約数ペア:

[(1, 3181567240), (2, 1590783620), (4, 795391810), (5, 636313448), (8, 397695905), (10, 318156724), (20, 159078362), (40, 79539181), (47, 67692920), (61, 52156840), (94, 33846460), (122, 26078420), (188, 16923230), (235, 13538584), (244, 13039210), (305, 10431368), (376, 8461615), (470, 6769292), (488, 6519605), (610, 5215684), (940, 3384646), (1220, 2607842), (1880, 1692323), (2440, 1303921), (2867, 1109720), (5734, 554860), (11468, 277430), (14335, 221944), (22936, 138715), (27743, 114680), (28670, 110972), (55486, 57340)]