2138698940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{898613}}^1$

素因数の和:898646

約数の個数: 48

約数和(自身を含む): 5434817472

約数和(自身を除く): 3296118532

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 898613, 1797226, 3594452, 4493065, 6290291, 8986130, 12580582, 15276421, 17972260, 25161164, 30552842, 31451455, 61105684, 62902910, 76382105, 106934947, 125805820, 152764210, 213869894, 305528420, 427739788, 534674735, 1069349470, 2138698940]

約数ペア:

[(1, 2138698940), (2, 1069349470), (4, 534674735), (5, 427739788), (7, 305528420), (10, 213869894), (14, 152764210), (17, 125805820), (20, 106934947), (28, 76382105), (34, 62902910), (35, 61105684), (68, 31451455), (70, 30552842), (85, 25161164), (119, 17972260), (140, 15276421), (170, 12580582), (238, 8986130), (340, 6290291), (476, 4493065), (595, 3594452), (1190, 1797226), (2380, 898613)]