426854220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{547249}}^1$

素因数の和:547274

約数の個数: 48

約数和(自身を含む): 1287132000

約数和(自身を除く): 860277780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 547249, 1094498, 1641747, 2188996, 2736245, 3283494, 5472490, 6566988, 7114237, 8208735, 10944980, 14228474, 16417470, 21342711, 28456948, 32834940, 35571185, 42685422, 71142370, 85370844, 106713555, 142284740, 213427110, 426854220]

約数ペア:

[(1, 426854220), (2, 213427110), (3, 142284740), (4, 106713555), (5, 85370844), (6, 71142370), (10, 42685422), (12, 35571185), (13, 32834940), (15, 28456948), (20, 21342711), (26, 16417470), (30, 14228474), (39, 10944980), (52, 8208735), (60, 7114237), (65, 6566988), (78, 5472490), (130, 3283494), (156, 2736245), (195, 2188996), (260, 1641747), (390, 1094498), (780, 547249)]