202008520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{9883}}^1$

素因数の和:9974

約数の個数: 64

約数和(自身を含む): 526619520

約数和(自身を除く): 324611000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2920, 4088, 5110, 9883, 10220, 19766, 20440, 39532, 49415, 69181, 79064, 98830, 138362, 197660, 276724, 345905, 395320, 553448, 691810, 721459, 1383620, 1442918, 2767240, 2885836, 3607295, 5050213, 5771672, 7214590, 10100426, 14429180, 20200852, 25251065, 28858360, 40401704, 50502130, 101004260, 202008520]

約数ペア:

[(1, 202008520), (2, 101004260), (4, 50502130), (5, 40401704), (7, 28858360), (8, 25251065), (10, 20200852), (14, 14429180), (20, 10100426), (28, 7214590), (35, 5771672), (40, 5050213), (56, 3607295), (70, 2885836), (73, 2767240), (140, 1442918), (146, 1383620), (280, 721459), (292, 691810), (365, 553448), (511, 395320), (584, 345905), (730, 276724), (1022, 197660), (1460, 138362), (2044, 98830), (2555, 79064), (2920, 69181), (4088, 49415), (5110, 39532), (9883, 20440), (10220, 19766)]