201829220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{10501}}^1$

素因数の和:10572

約数の個数: 36

約数和(自身を含む): 437996412

約数和(自身を除く): 236167192

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 961, 1922, 3844, 4805, 9610, 10501, 19220, 21002, 42004, 52505, 105010, 210020, 325531, 651062, 1302124, 1627655, 3255310, 6510620, 10091461, 20182922, 40365844, 50457305, 100914610, 201829220]

約数ペア:

[(1, 201829220), (2, 100914610), (4, 50457305), (5, 40365844), (10, 20182922), (20, 10091461), (31, 6510620), (62, 3255310), (124, 1627655), (155, 1302124), (310, 651062), (620, 325531), (961, 210020), (1922, 105010), (3844, 52505), (4805, 42004), (9610, 21002), (10501, 19220)]