2019290300

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{3847}}^1$

素因数の和:4071

約数の個数: 72

約数和(自身を含む): 4559187360

約数和(自身を除く): 2539897060

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 181, 290, 362, 580, 724, 725, 905, 1450, 1810, 2900, 3620, 3847, 4525, 5249, 7694, 9050, 10498, 15388, 18100, 19235, 20996, 26245, 38470, 52490, 76940, 96175, 104980, 111563, 131225, 192350, 223126, 262450, 384700, 446252, 524900, 557815, 696307, 1115630, 1392614, 2231260, 2785228, 2789075, 3481535, 5578150, 6963070, 11156300, 13926140, 17407675, 20192903, 34815350, 40385806, 69630700, 80771612, 100964515, 201929030, 403858060, 504822575, 1009645150, 2019290300]

約数ペア:

[(1, 2019290300), (2, 1009645150), (4, 504822575), (5, 403858060), (10, 201929030), (20, 100964515), (25, 80771612), (29, 69630700), (50, 40385806), (58, 34815350), (100, 20192903), (116, 17407675), (145, 13926140), (181, 11156300), (290, 6963070), (362, 5578150), (580, 3481535), (724, 2789075), (725, 2785228), (905, 2231260), (1450, 1392614), (1810, 1115630), (2900, 696307), (3620, 557815), (3847, 524900), (4525, 446252), (5249, 384700), (7694, 262450), (9050, 223126), (10498, 192350), (15388, 131225), (18100, 111563), (19235, 104980), (20996, 96175), (26245, 76940), (38470, 52490)]