2019999700

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{284507}}^1$

素因数の和:284592

約数の個数: 36

約数和(自身を含む): 4445152992

約数和(自身を除く): 2425153292

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 355, 710, 1420, 1775, 3550, 7100, 284507, 569014, 1138028, 1422535, 2845070, 5690140, 7112675, 14225350, 20199997, 28450700, 40399994, 80799988, 100999985, 201999970, 403999940, 504999925, 1009999850, 2019999700]

約数ペア:

[(1, 2019999700), (2, 1009999850), (4, 504999925), (5, 403999940), (10, 201999970), (20, 100999985), (25, 80799988), (50, 40399994), (71, 28450700), (100, 20199997), (142, 14225350), (284, 7112675), (355, 5690140), (710, 2845070), (1420, 1422535), (1775, 1138028), (3550, 569014), (7100, 284507)]