42989870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1801}}^1$

素因数の和:1857

約数の個数: 64

約数和(自身を含む): 99643392

約数和(自身を除く): 56653522

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 31, 35, 55, 62, 70, 77, 110, 154, 155, 217, 310, 341, 385, 434, 682, 770, 1085, 1705, 1801, 2170, 2387, 3410, 3602, 4774, 9005, 11935, 12607, 18010, 19811, 23870, 25214, 39622, 55831, 63035, 99055, 111662, 126070, 138677, 198110, 277354, 279155, 390817, 558310, 614141, 693385, 781634, 1228282, 1386770, 1954085, 3070705, 3908170, 4298987, 6141410, 8597974, 21494935, 42989870]

約数ペア:

[(1, 42989870), (2, 21494935), (5, 8597974), (7, 6141410), (10, 4298987), (11, 3908170), (14, 3070705), (22, 1954085), (31, 1386770), (35, 1228282), (55, 781634), (62, 693385), (70, 614141), (77, 558310), (110, 390817), (154, 279155), (155, 277354), (217, 198110), (310, 138677), (341, 126070), (385, 111662), (434, 99055), (682, 63035), (770, 55831), (1085, 39622), (1705, 25214), (1801, 23870), (2170, 19811), (2387, 18010), (3410, 12607), (3602, 11935), (4774, 9005)]