20353830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{941}}^1$

素因数の和:1061

約数の個数: 64

約数和(自身を含む): 56429568

約数和(自身を除く): 36075738

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 103, 105, 206, 210, 309, 515, 618, 721, 941, 1030, 1442, 1545, 1882, 2163, 2823, 3090, 3605, 4326, 4705, 5646, 6587, 7210, 9410, 10815, 13174, 14115, 19761, 21630, 28230, 32935, 39522, 65870, 96923, 98805, 193846, 197610, 290769, 484615, 581538, 678461, 969230, 1356922, 1453845, 2035383, 2907690, 3392305, 4070766, 6784610, 10176915, 20353830]

約数ペア:

[(1, 20353830), (2, 10176915), (3, 6784610), (5, 4070766), (6, 3392305), (7, 2907690), (10, 2035383), (14, 1453845), (15, 1356922), (21, 969230), (30, 678461), (35, 581538), (42, 484615), (70, 290769), (103, 197610), (105, 193846), (206, 98805), (210, 96923), (309, 65870), (515, 39522), (618, 32935), (721, 28230), (941, 21630), (1030, 19761), (1442, 14115), (1545, 13174), (1882, 10815), (2163, 9410), (2823, 7210), (3090, 6587), (3605, 5646), (4326, 4705)]