86612820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{206221}}^1$

素因数の和:206240

約数の個数: 48

約数和(自身を含む): 277162368

約数和(自身を除く): 190549548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 206221, 412442, 618663, 824884, 1031105, 1237326, 1443547, 2062210, 2474652, 2887094, 3093315, 4124420, 4330641, 5774188, 6186630, 7217735, 8661282, 12373260, 14435470, 17322564, 21653205, 28870940, 43306410, 86612820]

約数ペア:

[(1, 86612820), (2, 43306410), (3, 28870940), (4, 21653205), (5, 17322564), (6, 14435470), (7, 12373260), (10, 8661282), (12, 7217735), (14, 6186630), (15, 5774188), (20, 4330641), (21, 4124420), (28, 3093315), (30, 2887094), (35, 2474652), (42, 2062210), (60, 1443547), (70, 1237326), (84, 1031105), (105, 824884), (140, 618663), (210, 412442), (420, 206221)]