61213460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{39749}}^1$

素因数の和:39776

約数の個数: 48

約数和(自身を含む): 160272000

約数和(自身を除く): 99058540

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 39749, 79498, 158996, 198745, 278243, 397490, 437239, 556486, 794980, 874478, 1112972, 1391215, 1748956, 2186195, 2782430, 3060673, 4372390, 5564860, 6121346, 8744780, 12242692, 15303365, 30606730, 61213460]

約数ペア:

[(1, 61213460), (2, 30606730), (4, 15303365), (5, 12242692), (7, 8744780), (10, 6121346), (11, 5564860), (14, 4372390), (20, 3060673), (22, 2782430), (28, 2186195), (35, 1748956), (44, 1391215), (55, 1112972), (70, 874478), (77, 794980), (110, 556486), (140, 437239), (154, 397490), (220, 278243), (308, 198745), (385, 158996), (770, 79498), (1540, 39749)]