20130876680

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{523}}^1\times {\mathrm{7577}}^1$

素因数の和:8238

約数の個数: 64

約数和(自身を含む): 45744445440

約数和(自身を除く): 25613568760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 523, 635, 1016, 1046, 1270, 2092, 2540, 2615, 4184, 5080, 5230, 7577, 10460, 15154, 20920, 30308, 37885, 60616, 66421, 75770, 132842, 151540, 265684, 303080, 332105, 531368, 664210, 962279, 1328420, 1924558, 2656840, 3849116, 3962771, 4811395, 7698232, 7925542, 9622790, 15851084, 19245580, 19813855, 31702168, 38491160, 39627710, 79255420, 158510840, 503271917, 1006543834, 2013087668, 2516359585, 4026175336, 5032719170, 10065438340, 20130876680]

約数ペア:

[(1, 20130876680), (2, 10065438340), (4, 5032719170), (5, 4026175336), (8, 2516359585), (10, 2013087668), (20, 1006543834), (40, 503271917), (127, 158510840), (254, 79255420), (508, 39627710), (523, 38491160), (635, 31702168), (1016, 19813855), (1046, 19245580), (1270, 15851084), (2092, 9622790), (2540, 7925542), (2615, 7698232), (4184, 4811395), (5080, 3962771), (5230, 3849116), (7577, 2656840), (10460, 1924558), (15154, 1328420), (20920, 962279), (30308, 664210), (37885, 531368), (60616, 332105), (66421, 303080), (75770, 265684), (132842, 151540)]