12259720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1$

素因数の和:199

約数の個数: 96

約数和(自身を含む): 32319000

約数和(自身を除く): 20059280

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 121, 136, 149, 170, 187, 220, 242, 298, 340, 374, 440, 484, 596, 605, 680, 745, 748, 935, 968, 1192, 1210, 1490, 1496, 1639, 1870, 2057, 2420, 2533, 2980, 3278, 3740, 4114, 4840, 5066, 5960, 6556, 7480, 8195, 8228, 10132, 10285, 12665, 13112, 16390, 16456, 18029, 20264, 20570, 25330, 27863, 32780, 36058, 41140, 50660, 55726, 65560, 72116, 82280, 90145, 101320, 111452, 139315, 144232, 180290, 222904, 278630, 306493, 360580, 557260, 612986, 721160, 1114520, 1225972, 1532465, 2451944, 3064930, 6129860, 12259720]

約数ペア:

[(1, 12259720), (2, 6129860), (4, 3064930), (5, 2451944), (8, 1532465), (10, 1225972), (11, 1114520), (17, 721160), (20, 612986), (22, 557260), (34, 360580), (40, 306493), (44, 278630), (55, 222904), (68, 180290), (85, 144232), (88, 139315), (110, 111452), (121, 101320), (136, 90145), (149, 82280), (170, 72116), (187, 65560), (220, 55726), (242, 50660), (298, 41140), (340, 36058), (374, 32780), (440, 27863), (484, 25330), (596, 20570), (605, 20264), (680, 18029), (745, 16456), (748, 16390), (935, 13112), (968, 12665), (1192, 10285), (1210, 10132), (1490, 8228), (1496, 8195), (1639, 7480), (1870, 6556), (2057, 5960), (2420, 5066), (2533, 4840), (2980, 4114), (3278, 3740)]