202989640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{9931}}^1$

素因数の和:10022

約数の個数: 64

約数和(自身を含む): 529176960

約数和(自身を除く): 326187320

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, 9931, 10220, 19862, 20440, 39724, 49655, 69517, 79448, 99310, 139034, 198620, 278068, 347585, 397240, 556136, 695170, 724963, 1390340, 1449926, 2780680, 2899852, 3624815, 5074741, 5799704, 7249630, 10149482, 14499260, 20298964, 25373705, 28998520, 40597928, 50747410, 101494820, 202989640]

約数ペア:

[(1, 202989640), (2, 101494820), (4, 50747410), (5, 40597928), (7, 28998520), (8, 25373705), (10, 20298964), (14, 14499260), (20, 10149482), (28, 7249630), (35, 5799704), (40, 5074741), (56, 3624815), (70, 2899852), (73, 2780680), (140, 1449926), (146, 1390340), (280, 724963), (292, 695170), (365, 556136), (511, 397240), (584, 347585), (730, 278068), (1022, 198620), (1460, 139034), (2044, 99310), (2555, 79448), (2920, 69517), (4088, 49655), (5110, 39724), (9931, 20440), (10220, 19862)]