8449870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:361

約数の個数: 64

約数和(自身を含む): 18869760

約数和(自身を除く): 10419890

約数列:

[1, 2, 5, 10, 11, 13, 19, 22, 26, 38, 55, 65, 95, 110, 130, 143, 190, 209, 247, 286, 311, 418, 494, 622, 715, 1045, 1235, 1430, 1555, 2090, 2470, 2717, 3110, 3421, 4043, 5434, 5909, 6842, 8086, 11818, 13585, 17105, 20215, 27170, 29545, 34210, 40430, 44473, 59090, 64999, 76817, 88946, 129998, 153634, 222365, 324995, 384085, 444730, 649990, 768170, 844987, 1689974, 4224935, 8449870]

約数ペア:

[(1, 8449870), (2, 4224935), (5, 1689974), (10, 844987), (11, 768170), (13, 649990), (19, 444730), (22, 384085), (26, 324995), (38, 222365), (55, 153634), (65, 129998), (95, 88946), (110, 76817), (130, 64999), (143, 59090), (190, 44473), (209, 40430), (247, 34210), (286, 29545), (311, 27170), (418, 20215), (494, 17105), (622, 13585), (715, 11818), (1045, 8086), (1235, 6842), (1430, 5909), (1555, 5434), (2090, 4043), (2470, 3421), (2717, 3110)]