20372030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4099}}^1$

素因数の和:4184

約数の個数: 32

約数和(自身を含む): 42508800

約数和(自身を除く): 22136770

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4099, 4970, 8198, 20495, 28693, 40990, 57386, 143465, 286930, 291029, 582058, 1455145, 2037203, 2910290, 4074406, 10186015, 20372030]

約数ペア:

[(1, 20372030), (2, 10186015), (5, 4074406), (7, 2910290), (10, 2037203), (14, 1455145), (35, 582058), (70, 291029), (71, 286930), (142, 143465), (355, 57386), (497, 40990), (710, 28693), (994, 20495), (2485, 8198), (4099, 4970)]