20001024

素因数分解:

$2^8\times 3^2\times {\mathrm{8681}}^1$

素因数の和:8703

約数の個数: 54

約数和(自身を含む): 57674526

約数和(自身を除く): 37673502

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 576, 768, 1152, 2304, 8681, 17362, 26043, 34724, 52086, 69448, 78129, 104172, 138896, 156258, 208344, 277792, 312516, 416688, 555584, 625032, 833376, 1111168, 1250064, 1666752, 2222336, 2500128, 3333504, 5000256, 6667008, 10000512, 20001024]

約数ペア:

[(1, 20001024), (2, 10000512), (3, 6667008), (4, 5000256), (6, 3333504), (8, 2500128), (9, 2222336), (12, 1666752), (16, 1250064), (18, 1111168), (24, 833376), (32, 625032), (36, 555584), (48, 416688), (64, 312516), (72, 277792), (96, 208344), (128, 156258), (144, 138896), (192, 104172), (256, 78129), (288, 69448), (384, 52086), (576, 34724), (768, 26043), (1152, 17362), (2304, 8681)]