19219900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{27457}}^1$

素因数の和:27478

約数の個数: 36

約数和(自身を含む): 47667088

約数和(自身を除く): 28447188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 27457, 54914, 109828, 137285, 192199, 274570, 384398, 549140, 686425, 768796, 960995, 1372850, 1921990, 2745700, 3843980, 4804975, 9609950, 19219900]

約数ペア:

[(1, 19219900), (2, 9609950), (4, 4804975), (5, 3843980), (7, 2745700), (10, 1921990), (14, 1372850), (20, 960995), (25, 768796), (28, 686425), (35, 549140), (50, 384398), (70, 274570), (100, 192199), (140, 137285), (175, 109828), (350, 54914), (700, 27457)]