15070340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 33116160

約数和(自身を除く): 18045820

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 109, 124, 155, 218, 223, 310, 436, 446, 545, 620, 892, 1090, 1115, 2180, 2230, 3379, 4460, 6758, 6913, 13516, 13826, 16895, 24307, 27652, 33790, 34565, 48614, 67580, 69130, 97228, 121535, 138260, 243070, 486140, 753517, 1507034, 3014068, 3767585, 7535170, 15070340]

約数ペア:

[(1, 15070340), (2, 7535170), (4, 3767585), (5, 3014068), (10, 1507034), (20, 753517), (31, 486140), (62, 243070), (109, 138260), (124, 121535), (155, 97228), (218, 69130), (223, 67580), (310, 48614), (436, 34565), (446, 33790), (545, 27652), (620, 24307), (892, 16895), (1090, 13826), (1115, 13516), (2180, 6913), (2230, 6758), (3379, 4460)]