27289720

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{18439}}^1$

素因数の和:18487

約数の個数: 32

約数和(自身を含む): 63064800

約数和(自身を除く): 35775080

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 18439, 36878, 73756, 92195, 147512, 184390, 368780, 682243, 737560, 1364486, 2728972, 3411215, 5457944, 6822430, 13644860, 27289720]

約数ペア:

[(1, 27289720), (2, 13644860), (4, 6822430), (5, 5457944), (8, 3411215), (10, 2728972), (20, 1364486), (37, 737560), (40, 682243), (74, 368780), (148, 184390), (185, 147512), (296, 92195), (370, 73756), (740, 36878), (1480, 18439)]