19268220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{5443}}^1$

素因数の和:5514

約数の個数: 48

約数和(自身を含む): 54875520

約数和(自身を除く): 35607300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 177, 236, 295, 354, 590, 708, 885, 1180, 1770, 3540, 5443, 10886, 16329, 21772, 27215, 32658, 54430, 65316, 81645, 108860, 163290, 321137, 326580, 642274, 963411, 1284548, 1605685, 1926822, 3211370, 3853644, 4817055, 6422740, 9634110, 19268220]

約数ペア:

[(1, 19268220), (2, 9634110), (3, 6422740), (4, 4817055), (5, 3853644), (6, 3211370), (10, 1926822), (12, 1605685), (15, 1284548), (20, 963411), (30, 642274), (59, 326580), (60, 321137), (118, 163290), (177, 108860), (236, 81645), (295, 65316), (354, 54430), (590, 32658), (708, 27215), (885, 21772), (1180, 16329), (1770, 10886), (3540, 5443)]