443380390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:485

約数の個数: 64

約数和(自身を含む): 861696000

約数和(自身を除く): 418315610

約数列:

[1, 2, 5, 10, 19, 38, 79, 95, 109, 158, 190, 218, 271, 395, 542, 545, 790, 1090, 1355, 1501, 2071, 2710, 3002, 4142, 5149, 7505, 8611, 10298, 10355, 15010, 17222, 20710, 21409, 25745, 29539, 42818, 43055, 51490, 59078, 86110, 107045, 147695, 163609, 214090, 295390, 327218, 406771, 561241, 813542, 818045, 1122482, 1636090, 2033855, 2333581, 2806205, 4067710, 4667162, 5612410, 11667905, 23335810, 44338039, 88676078, 221690195, 443380390]

約数ペア:

[(1, 443380390), (2, 221690195), (5, 88676078), (10, 44338039), (19, 23335810), (38, 11667905), (79, 5612410), (95, 4667162), (109, 4067710), (158, 2806205), (190, 2333581), (218, 2033855), (271, 1636090), (395, 1122482), (542, 818045), (545, 813542), (790, 561241), (1090, 406771), (1355, 327218), (1501, 295390), (2071, 214090), (2710, 163609), (3002, 147695), (4142, 107045), (5149, 86110), (7505, 59078), (8611, 51490), (10298, 43055), (10355, 42818), (15010, 29539), (17222, 25745), (20710, 21409)]