40040308

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1831}}^1$

素因数の和:1924

約数の個数: 48

約数和(自身を含む): 88639488

約数和(自身を除く): 48599180

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 781, 994, 1562, 1831, 1988, 3124, 3662, 5467, 7324, 10934, 12817, 20141, 21868, 25634, 40282, 51268, 80564, 130001, 140987, 260002, 281974, 520004, 563948, 910007, 1430011, 1820014, 2860022, 3640028, 5720044, 10010077, 20020154, 40040308]

約数ペア:

[(1, 40040308), (2, 20020154), (4, 10010077), (7, 5720044), (11, 3640028), (14, 2860022), (22, 1820014), (28, 1430011), (44, 910007), (71, 563948), (77, 520004), (142, 281974), (154, 260002), (284, 140987), (308, 130001), (497, 80564), (781, 51268), (994, 40282), (1562, 25634), (1831, 21868), (1988, 20141), (3124, 12817), (3662, 10934), (5467, 7324)]