200207980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{84121}}^1$

素因数の和:84154

約数の個数: 48

約数和(自身を含む): 508769856

約数和(自身を除く): 308561876

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, 84121, 168242, 336484, 420605, 588847, 841210, 1177694, 1430057, 1682420, 2355388, 2860114, 2944235, 5720228, 5888470, 7150285, 10010399, 11776940, 14300570, 20020798, 28601140, 40041596, 50051995, 100103990, 200207980]

約数ペア:

[(1, 200207980), (2, 100103990), (4, 50051995), (5, 40041596), (7, 28601140), (10, 20020798), (14, 14300570), (17, 11776940), (20, 10010399), (28, 7150285), (34, 5888470), (35, 5720228), (68, 2944235), (70, 2860114), (85, 2355388), (119, 1682420), (140, 1430057), (170, 1177694), (238, 841210), (340, 588847), (476, 420605), (595, 336484), (1190, 168242), (2380, 84121)]