42839580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{101999}}^1$

素因数の和:102018

約数の個数: 48

約数和(自身を含む): 137088000

約数和(自身を除く): 94248420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 101999, 203998, 305997, 407996, 509995, 611994, 713993, 1019990, 1223988, 1427986, 1529985, 2039980, 2141979, 2855972, 3059970, 3569965, 4283958, 6119940, 7139930, 8567916, 10709895, 14279860, 21419790, 42839580]

約数ペア:

[(1, 42839580), (2, 21419790), (3, 14279860), (4, 10709895), (5, 8567916), (6, 7139930), (7, 6119940), (10, 4283958), (12, 3569965), (14, 3059970), (15, 2855972), (20, 2141979), (21, 2039980), (28, 1529985), (30, 1427986), (35, 1223988), (42, 1019990), (60, 713993), (70, 611994), (84, 509995), (105, 407996), (140, 305997), (210, 203998), (420, 101999)]