22001240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28949}}^1$

素因数の和:28979

約数の個数: 32

約数和(自身を含む): 52110000

約数和(自身を除く): 30108760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 28949, 57898, 115796, 144745, 231592, 289490, 550031, 578980, 1100062, 1157960, 2200124, 2750155, 4400248, 5500310, 11000620, 22001240]

約数ペア:

[(1, 22001240), (2, 11000620), (4, 5500310), (5, 4400248), (8, 2750155), (10, 2200124), (19, 1157960), (20, 1100062), (38, 578980), (40, 550031), (76, 289490), (95, 231592), (152, 144745), (190, 115796), (380, 57898), (760, 28949)]