22353980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 55883520

約数和(自身を除く): 33529540

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 43, 44, 55, 68, 85, 86, 110, 139, 170, 172, 187, 215, 220, 278, 340, 374, 430, 473, 556, 695, 731, 748, 860, 935, 946, 1390, 1462, 1529, 1870, 1892, 2363, 2365, 2780, 2924, 3058, 3655, 3740, 4726, 4730, 5977, 6116, 7310, 7645, 8041, 9452, 9460, 11815, 11954, 14620, 15290, 16082, 23630, 23908, 25993, 29885, 30580, 32164, 40205, 47260, 51986, 59770, 65747, 80410, 101609, 103972, 119540, 129965, 131494, 160820, 203218, 259930, 262988, 328735, 406436, 508045, 519860, 657470, 1016090, 1117699, 1314940, 2032180, 2235398, 4470796, 5588495, 11176990, 22353980]

約数ペア:

[(1, 22353980), (2, 11176990), (4, 5588495), (5, 4470796), (10, 2235398), (11, 2032180), (17, 1314940), (20, 1117699), (22, 1016090), (34, 657470), (43, 519860), (44, 508045), (55, 406436), (68, 328735), (85, 262988), (86, 259930), (110, 203218), (139, 160820), (170, 131494), (172, 129965), (187, 119540), (215, 103972), (220, 101609), (278, 80410), (340, 65747), (374, 59770), (430, 51986), (473, 47260), (556, 40205), (695, 32164), (731, 30580), (748, 29885), (860, 25993), (935, 23908), (946, 23630), (1390, 16082), (1462, 15290), (1529, 14620), (1870, 11954), (1892, 11815), (2363, 9460), (2365, 9452), (2780, 8041), (2924, 7645), (3058, 7310), (3655, 6116), (3740, 5977), (4726, 4730)]