17896760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:445

約数の個数: 96

約数和(自身を含む): 49001760

約数和(自身を除く): 31105000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 49, 56, 70, 92, 98, 115, 140, 161, 184, 196, 230, 245, 280, 322, 392, 397, 460, 490, 644, 794, 805, 920, 980, 1127, 1288, 1588, 1610, 1960, 1985, 2254, 2779, 3176, 3220, 3970, 4508, 5558, 5635, 6440, 7940, 9016, 9131, 11116, 11270, 13895, 15880, 18262, 19453, 22232, 22540, 27790, 36524, 38906, 45080, 45655, 55580, 63917, 73048, 77812, 91310, 97265, 111160, 127834, 155624, 182620, 194530, 255668, 319585, 365240, 389060, 447419, 511336, 639170, 778120, 894838, 1278340, 1789676, 2237095, 2556680, 3579352, 4474190, 8948380, 17896760]

約数ペア:

[(1, 17896760), (2, 8948380), (4, 4474190), (5, 3579352), (7, 2556680), (8, 2237095), (10, 1789676), (14, 1278340), (20, 894838), (23, 778120), (28, 639170), (35, 511336), (40, 447419), (46, 389060), (49, 365240), (56, 319585), (70, 255668), (92, 194530), (98, 182620), (115, 155624), (140, 127834), (161, 111160), (184, 97265), (196, 91310), (230, 77812), (245, 73048), (280, 63917), (322, 55580), (392, 45655), (397, 45080), (460, 38906), (490, 36524), (644, 27790), (794, 22540), (805, 22232), (920, 19453), (980, 18262), (1127, 15880), (1288, 13895), (1588, 11270), (1610, 11116), (1960, 9131), (1985, 9016), (2254, 7940), (2779, 6440), (3176, 5635), (3220, 5558), (3970, 4508)]