195475980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{465419}}^1$

素因数の和:465438

約数の個数: 48

約数和(自身を含む): 625524480

約数和(自身を除く): 430048500

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, 465419, 930838, 1396257, 1861676, 2327095, 2792514, 3257933, 4654190, 5585028, 6515866, 6981285, 9308380, 9773799, 13031732, 13962570, 16289665, 19547598, 27925140, 32579330, 39095196, 48868995, 65158660, 97737990, 195475980]

約数ペア:

[(1, 195475980), (2, 97737990), (3, 65158660), (4, 48868995), (5, 39095196), (6, 32579330), (7, 27925140), (10, 19547598), (12, 16289665), (14, 13962570), (15, 13031732), (20, 9773799), (21, 9308380), (28, 6981285), (30, 6515866), (35, 5585028), (42, 4654190), (60, 3257933), (70, 2792514), (84, 2327095), (105, 1861676), (140, 1396257), (210, 930838), (420, 465419)]