419360620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{427919}}^1$

素因数の和:427942

約数の個数: 36

約数和(自身を含む): 1024440480

約数和(自身を除く): 605079860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 427919, 855838, 1711676, 2139595, 2995433, 4279190, 5990866, 8558380, 11981732, 14977165, 20968031, 29954330, 41936062, 59908660, 83872124, 104840155, 209680310, 419360620]

約数ペア:

[(1, 419360620), (2, 209680310), (4, 104840155), (5, 83872124), (7, 59908660), (10, 41936062), (14, 29954330), (20, 20968031), (28, 14977165), (35, 11981732), (49, 8558380), (70, 5990866), (98, 4279190), (140, 2995433), (196, 2139595), (245, 1711676), (490, 855838), (980, 427919)]