39649390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:409

約数の個数: 64

約数和(自身を含む): 83566080

約数和(自身を除く): 43916690

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 61, 95, 110, 122, 190, 209, 305, 311, 418, 610, 622, 671, 1045, 1159, 1342, 1555, 2090, 2318, 3110, 3355, 3421, 5795, 5909, 6710, 6842, 11590, 11818, 12749, 17105, 18971, 25498, 29545, 34210, 37942, 59090, 63745, 64999, 94855, 127490, 129998, 189710, 208681, 324995, 360449, 417362, 649990, 720898, 1043405, 1802245, 2086810, 3604490, 3964939, 7929878, 19824695, 39649390]

約数ペア:

[(1, 39649390), (2, 19824695), (5, 7929878), (10, 3964939), (11, 3604490), (19, 2086810), (22, 1802245), (38, 1043405), (55, 720898), (61, 649990), (95, 417362), (110, 360449), (122, 324995), (190, 208681), (209, 189710), (305, 129998), (311, 127490), (418, 94855), (610, 64999), (622, 63745), (671, 59090), (1045, 37942), (1159, 34210), (1342, 29545), (1555, 25498), (2090, 18971), (2318, 17105), (3110, 12749), (3355, 11818), (3421, 11590), (5795, 6842), (5909, 6710)]