86695980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{206419}}^1$

素因数の和:206438

約数の個数: 48

約数和(自身を含む): 277428480

約数和(自身を除く): 190732500

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, 206419, 412838, 619257, 825676, 1032095, 1238514, 1444933, 2064190, 2477028, 2889866, 3096285, 4128380, 4334799, 5779732, 6192570, 7224665, 8669598, 12385140, 14449330, 17339196, 21673995, 28898660, 43347990, 86695980]

約数ペア:

[(1, 86695980), (2, 43347990), (3, 28898660), (4, 21673995), (5, 17339196), (6, 14449330), (7, 12385140), (10, 8669598), (12, 7224665), (14, 6192570), (15, 5779732), (20, 4334799), (21, 4128380), (28, 3096285), (30, 2889866), (35, 2477028), (42, 2064190), (60, 1444933), (70, 1238514), (84, 1032095), (105, 825676), (140, 619257), (210, 412838), (420, 206419)]