17574340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:329

約数の個数: 72

約数和(自身を含む): 43666560

約数和(自身を除く): 26092220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 79, 98, 140, 158, 196, 227, 245, 316, 395, 454, 490, 553, 790, 908, 980, 1106, 1135, 1580, 1589, 2212, 2270, 2765, 3178, 3871, 4540, 5530, 6356, 7742, 7945, 11060, 11123, 15484, 15890, 17933, 19355, 22246, 31780, 35866, 38710, 44492, 55615, 71732, 77420, 89665, 111230, 125531, 179330, 222460, 251062, 358660, 502124, 627655, 878717, 1255310, 1757434, 2510620, 3514868, 4393585, 8787170, 17574340]

約数ペア:

[(1, 17574340), (2, 8787170), (4, 4393585), (5, 3514868), (7, 2510620), (10, 1757434), (14, 1255310), (20, 878717), (28, 627655), (35, 502124), (49, 358660), (70, 251062), (79, 222460), (98, 179330), (140, 125531), (158, 111230), (196, 89665), (227, 77420), (245, 71732), (316, 55615), (395, 44492), (454, 38710), (490, 35866), (553, 31780), (790, 22246), (908, 19355), (980, 17933), (1106, 15890), (1135, 15484), (1580, 11123), (1589, 11060), (2212, 7945), (2270, 7742), (2765, 6356), (3178, 5530), (3871, 4540)]