2005175060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{16111}}^1$

素因数の和:16261

約数の個数: 72

約数和(自身を含む): 4937232384

約数和(自身を除く): 2932057324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 127, 140, 196, 245, 254, 490, 508, 635, 889, 980, 1270, 1778, 2540, 3556, 4445, 6223, 8890, 12446, 16111, 17780, 24892, 31115, 32222, 62230, 64444, 80555, 112777, 124460, 161110, 225554, 322220, 451108, 563885, 789439, 1127770, 1578878, 2046097, 2255540, 3157756, 3947195, 4092194, 7894390, 8184388, 10230485, 14322679, 15788780, 20460970, 28645358, 40921940, 57290716, 71613395, 100258753, 143226790, 200517506, 286453580, 401035012, 501293765, 1002587530, 2005175060]

約数ペア:

[(1, 2005175060), (2, 1002587530), (4, 501293765), (5, 401035012), (7, 286453580), (10, 200517506), (14, 143226790), (20, 100258753), (28, 71613395), (35, 57290716), (49, 40921940), (70, 28645358), (98, 20460970), (127, 15788780), (140, 14322679), (196, 10230485), (245, 8184388), (254, 7894390), (490, 4092194), (508, 3947195), (635, 3157756), (889, 2255540), (980, 2046097), (1270, 1578878), (1778, 1127770), (2540, 789439), (3556, 563885), (4445, 451108), (6223, 322220), (8890, 225554), (12446, 161110), (16111, 124460), (17780, 112777), (24892, 80555), (31115, 64444), (32222, 62230)]