17793580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{853}}^1$

素因数の和:1018

約数の個数: 48

約数和(自身を含む): 43041600

約数和(自身を除く): 25248020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 853, 1043, 1490, 1706, 2086, 2980, 3412, 4172, 4265, 5215, 5971, 8530, 10430, 11942, 17060, 20860, 23884, 29855, 59710, 119420, 127097, 254194, 508388, 635485, 889679, 1270970, 1779358, 2541940, 3558716, 4448395, 8896790, 17793580]

約数ペア:

[(1, 17793580), (2, 8896790), (4, 4448395), (5, 3558716), (7, 2541940), (10, 1779358), (14, 1270970), (20, 889679), (28, 635485), (35, 508388), (70, 254194), (140, 127097), (149, 119420), (298, 59710), (596, 29855), (745, 23884), (853, 20860), (1043, 17060), (1490, 11942), (1706, 10430), (2086, 8530), (2980, 5971), (3412, 5215), (4172, 4265)]