170542820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{7759}}^1$

素因数の和:7932

約数の個数: 48

約数和(自身を含む): 411962880

約数和(自身を除く): 241420060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1099, 1570, 2198, 3140, 4396, 5495, 7759, 10990, 15518, 21980, 31036, 38795, 54313, 77590, 108626, 155180, 217252, 271565, 543130, 1086260, 1218163, 2436326, 4872652, 6090815, 8527141, 12181630, 17054282, 24363260, 34108564, 42635705, 85271410, 170542820]

約数ペア:

[(1, 170542820), (2, 85271410), (4, 42635705), (5, 34108564), (7, 24363260), (10, 17054282), (14, 12181630), (20, 8527141), (28, 6090815), (35, 4872652), (70, 2436326), (140, 1218163), (157, 1086260), (314, 543130), (628, 271565), (785, 217252), (1099, 155180), (1570, 108626), (2198, 77590), (3140, 54313), (4396, 38795), (5495, 31036), (7759, 21980), (10990, 15518)]