2019468770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{977}}^1$

素因数の和:1080

約数の個数: 128

約数和(自身を含む): 4461557760

約数和(自身を除く): 2442088990

約数列:

[1, 2, 5, 10, 11, 19, 22, 23, 38, 43, 46, 55, 86, 95, 110, 115, 190, 209, 215, 230, 253, 418, 430, 437, 473, 506, 817, 874, 946, 977, 989, 1045, 1265, 1634, 1954, 1978, 2090, 2185, 2365, 2530, 4085, 4370, 4730, 4807, 4885, 4945, 8170, 8987, 9614, 9770, 9890, 10747, 10879, 17974, 18563, 18791, 21494, 21758, 22471, 24035, 37126, 37582, 42011, 44935, 44942, 48070, 53735, 54395, 84022, 89870, 92815, 93955, 107470, 108790, 112355, 185630, 187910, 204193, 206701, 210055, 224710, 247181, 408386, 413402, 420110, 426949, 462121, 494362, 798209, 853898, 924242, 966253, 1020965, 1033505, 1235905, 1596418, 1932506, 2041930, 2067010, 2134745, 2310605, 2471810, 3991045, 4269490, 4621210, 4696439, 4831265, 7982090, 8780299, 9392878, 9662530, 10628783, 17560598, 18358807, 21257566, 23482195, 36717614, 43901495, 46964390, 53143915, 87802990, 91794035, 106287830, 183588070, 201946877, 403893754, 1009734385, 2019468770]

約数ペア:

[(1, 2019468770), (2, 1009734385), (5, 403893754), (10, 201946877), (11, 183588070), (19, 106287830), (22, 91794035), (23, 87802990), (38, 53143915), (43, 46964390), (46, 43901495), (55, 36717614), (86, 23482195), (95, 21257566), (110, 18358807), (115, 17560598), (190, 10628783), (209, 9662530), (215, 9392878), (230, 8780299), (253, 7982090), (418, 4831265), (430, 4696439), (437, 4621210), (473, 4269490), (506, 3991045), (817, 2471810), (874, 2310605), (946, 2134745), (977, 2067010), (989, 2041930), (1045, 1932506), (1265, 1596418), (1634, 1235905), (1954, 1033505), (1978, 1020965), (2090, 966253), (2185, 924242), (2365, 853898), (2530, 798209), (4085, 494362), (4370, 462121), (4730, 426949), (4807, 420110), (4885, 413402), (4945, 408386), (8170, 247181), (8987, 224710), (9614, 210055), (9770, 206701), (9890, 204193), (10747, 187910), (10879, 185630), (17974, 112355), (18563, 108790), (18791, 107470), (21494, 93955), (21758, 92815), (22471, 89870), (24035, 84022), (37126, 54395), (37582, 53735), (42011, 48070), (44935, 44942)]