1969193940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4688557}}^1$

素因数の和:4688576

約数の個数: 48

約数和(自身を含む): 6301421952

約数和(自身を除く): 4332228012

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, 4688557, 9377114, 14065671, 18754228, 23442785, 28131342, 32819899, 46885570, 56262684, 65639798, 70328355, 93771140, 98459697, 131279596, 140656710, 164099495, 196919394, 281313420, 328198990, 393838788, 492298485, 656397980, 984596970, 1969193940]

約数ペア:

[(1, 1969193940), (2, 984596970), (3, 656397980), (4, 492298485), (5, 393838788), (6, 328198990), (7, 281313420), (10, 196919394), (12, 164099495), (14, 140656710), (15, 131279596), (20, 98459697), (21, 93771140), (28, 70328355), (30, 65639798), (35, 56262684), (42, 46885570), (60, 32819899), (70, 28131342), (84, 23442785), (105, 18754228), (140, 14065671), (210, 9377114), (420, 4688557)]