1858492870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{691}}^1\times {\mathrm{1217}}^1$

素因数の和:1945

約数の個数: 64

約数和(自身を含む): 3823194816

約数和(自身を除く): 1964701946

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 691, 1105, 1217, 1382, 2210, 2434, 3455, 6085, 6910, 8983, 11747, 12170, 15821, 17966, 20689, 23494, 31642, 41378, 44915, 58735, 79105, 89830, 103445, 117470, 152711, 158210, 206890, 268957, 305422, 537914, 763555, 840947, 1344785, 1527110, 1681894, 2689570, 4204735, 8409470, 10932311, 14296099, 21864622, 28592198, 54661555, 71480495, 109323110, 142960990, 185849287, 371698574, 929246435, 1858492870]

約数ペア:

[(1, 1858492870), (2, 929246435), (5, 371698574), (10, 185849287), (13, 142960990), (17, 109323110), (26, 71480495), (34, 54661555), (65, 28592198), (85, 21864622), (130, 14296099), (170, 10932311), (221, 8409470), (442, 4204735), (691, 2689570), (1105, 1681894), (1217, 1527110), (1382, 1344785), (2210, 840947), (2434, 763555), (3455, 537914), (6085, 305422), (6910, 268957), (8983, 206890), (11747, 158210), (12170, 152711), (15821, 117470), (17966, 103445), (20689, 89830), (23494, 79105), (31642, 58735), (41378, 44915)]