198872940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{473507}}^1$

素因数の和:473526

約数の個数: 48

約数和(自身を含む): 636394752

約数和(自身を除く): 437521812

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, 473507, 947014, 1420521, 1894028, 2367535, 2841042, 3314549, 4735070, 5682084, 6629098, 7102605, 9470140, 9943647, 13258196, 14205210, 16572745, 19887294, 28410420, 33145490, 39774588, 49718235, 66290980, 99436470, 198872940]

約数ペア:

[(1, 198872940), (2, 99436470), (3, 66290980), (4, 49718235), (5, 39774588), (6, 33145490), (7, 28410420), (10, 19887294), (12, 16572745), (14, 14205210), (15, 13258196), (20, 9943647), (21, 9470140), (28, 7102605), (30, 6629098), (35, 5682084), (42, 4735070), (60, 3314549), (70, 2841042), (84, 2367535), (105, 1894028), (140, 1420521), (210, 947014), (420, 473507)]