47267440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:311

約数の個数: 120

約数和(自身を含む): 127648080

約数和(自身を除く): 80380640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 121, 152, 176, 190, 209, 220, 242, 257, 304, 380, 418, 440, 484, 514, 605, 760, 836, 880, 968, 1028, 1045, 1210, 1285, 1520, 1672, 1936, 2056, 2090, 2299, 2420, 2570, 2827, 3344, 4112, 4180, 4598, 4840, 4883, 5140, 5654, 8360, 9196, 9680, 9766, 10280, 11308, 11495, 14135, 16720, 18392, 19532, 20560, 22616, 22990, 24415, 28270, 31097, 36784, 39064, 45232, 45980, 48830, 53713, 56540, 62194, 78128, 91960, 97660, 107426, 113080, 124388, 155485, 183920, 195320, 214852, 226160, 248776, 268565, 310970, 390640, 429704, 497552, 537130, 590843, 621940, 859408, 1074260, 1181686, 1243880, 2148520, 2363372, 2487760, 2954215, 4297040, 4726744, 5908430, 9453488, 11816860, 23633720, 47267440]

約数ペア:

[(1, 47267440), (2, 23633720), (4, 11816860), (5, 9453488), (8, 5908430), (10, 4726744), (11, 4297040), (16, 2954215), (19, 2487760), (20, 2363372), (22, 2148520), (38, 1243880), (40, 1181686), (44, 1074260), (55, 859408), (76, 621940), (80, 590843), (88, 537130), (95, 497552), (110, 429704), (121, 390640), (152, 310970), (176, 268565), (190, 248776), (209, 226160), (220, 214852), (242, 195320), (257, 183920), (304, 155485), (380, 124388), (418, 113080), (440, 107426), (484, 97660), (514, 91960), (605, 78128), (760, 62194), (836, 56540), (880, 53713), (968, 48830), (1028, 45980), (1045, 45232), (1210, 39064), (1285, 36784), (1520, 31097), (1672, 28270), (1936, 24415), (2056, 22990), (2090, 22616), (2299, 20560), (2420, 19532), (2570, 18392), (2827, 16720), (3344, 14135), (4112, 11495), (4180, 11308), (4598, 10280), (4840, 9766), (4883, 9680), (5140, 9196), (5654, 8360)]