2018769940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{41149}}^1$

素因数の和:41392

約数の個数: 48

約数和(自身を含む): 4645670400

約数和(自身を除く): 2626900460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 223, 446, 892, 1115, 2230, 2453, 4460, 4906, 9812, 12265, 24530, 41149, 49060, 82298, 164596, 205745, 411490, 452639, 822980, 905278, 1810556, 2263195, 4526390, 9052780, 9176227, 18352454, 36704908, 45881135, 91762270, 100938497, 183524540, 201876994, 403753988, 504692485, 1009384970, 2018769940]

約数ペア:

[(1, 2018769940), (2, 1009384970), (4, 504692485), (5, 403753988), (10, 201876994), (11, 183524540), (20, 100938497), (22, 91762270), (44, 45881135), (55, 36704908), (110, 18352454), (220, 9176227), (223, 9052780), (446, 4526390), (892, 2263195), (1115, 1810556), (2230, 905278), (2453, 822980), (4460, 452639), (4906, 411490), (9812, 205745), (12265, 164596), (24530, 82298), (41149, 49060)]