39338180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:453

約数の個数: 72

約数和(自身を含む): 97129368

約数和(自身を除く): 57791188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 137, 140, 196, 245, 274, 293, 490, 548, 586, 685, 959, 980, 1172, 1370, 1465, 1918, 2051, 2740, 2930, 3836, 4102, 4795, 5860, 6713, 8204, 9590, 10255, 13426, 14357, 19180, 20510, 26852, 28714, 33565, 40141, 41020, 57428, 67130, 71785, 80282, 134260, 143570, 160564, 200705, 280987, 287140, 401410, 561974, 802820, 1123948, 1404935, 1966909, 2809870, 3933818, 5619740, 7867636, 9834545, 19669090, 39338180]

約数ペア:

[(1, 39338180), (2, 19669090), (4, 9834545), (5, 7867636), (7, 5619740), (10, 3933818), (14, 2809870), (20, 1966909), (28, 1404935), (35, 1123948), (49, 802820), (70, 561974), (98, 401410), (137, 287140), (140, 280987), (196, 200705), (245, 160564), (274, 143570), (293, 134260), (490, 80282), (548, 71785), (586, 67130), (685, 57428), (959, 41020), (980, 40141), (1172, 33565), (1370, 28714), (1465, 26852), (1918, 20510), (2051, 19180), (2740, 14357), (2930, 13426), (3836, 10255), (4102, 9590), (4795, 8204), (5860, 6713)]