201930540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{480787}}^1$

素因数の和:480806

約数の個数: 48

約数和(自身を含む): 646179072

約数和(自身を除く): 444248532

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, 480787, 961574, 1442361, 1923148, 2403935, 2884722, 3365509, 4807870, 5769444, 6731018, 7211805, 9615740, 10096527, 13462036, 14423610, 16827545, 20193054, 28847220, 33655090, 40386108, 50482635, 67310180, 100965270, 201930540]

約数ペア:

[(1, 201930540), (2, 100965270), (3, 67310180), (4, 50482635), (5, 40386108), (6, 33655090), (7, 28847220), (10, 20193054), (12, 16827545), (14, 14423610), (15, 13462036), (20, 10096527), (21, 9615740), (28, 7211805), (30, 6731018), (35, 5769444), (42, 4807870), (60, 3365509), (70, 2884722), (84, 2403935), (105, 1923148), (140, 1442361), (210, 961574), (420, 480787)]