221984.00000000

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{373}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 112594944

約数和(自身を除く): 61023964

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 223, 310, 373, 446, 620, 746, 892, 1115, 1492, 1865, 2230, 3730, 4460, 6913, 7460, 11563, 13826, 23126, 27652, 34565, 46252, 57815, 69130, 83179, 115630, 138260, 166358, 231260, 332716, 415895, 831790, 1663580, 2578549, 5157098, 10314196, 12892745, 25785490, 51570980]

約数ペア:

[(1, 51570980), (2, 25785490), (4, 12892745), (5, 10314196), (10, 5157098), (20, 2578549), (31, 1663580), (62, 831790), (124, 415895), (155, 332716), (223, 231260), (310, 166358), (373, 138260), (446, 115630), (620, 83179), (746, 69130), (892, 57815), (1115, 46252), (1492, 34565), (1865, 27652), (2230, 23126), (3730, 13826), (4460, 11563), (6913, 7460)]