2018868560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1328203}}^1$

素因数の和:1328235

約数の個数: 40

約数和(自身を含む): 4940918880

約数和(自身を除く): 2922050320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 1328203, 2656406, 5312812, 6641015, 10625624, 13282030, 21251248, 25235857, 26564060, 50471714, 53128120, 100943428, 106256240, 126179285, 201886856, 252358570, 403773712, 504717140, 1009434280, 2018868560]

約数ペア:

[(1, 2018868560), (2, 1009434280), (4, 504717140), (5, 403773712), (8, 252358570), (10, 201886856), (16, 126179285), (19, 106256240), (20, 100943428), (38, 53128120), (40, 50471714), (76, 26564060), (80, 25235857), (95, 21251248), (152, 13282030), (190, 10625624), (304, 6641015), (380, 5312812), (760, 2656406), (1520, 1328203)]