974404930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1987}}^1$

素因数の和:2131

約数の個数: 64

約数和(自身を含む): 1932336000

約数和(自身を除く): 957931070

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 89, 95, 145, 178, 190, 290, 445, 551, 890, 1102, 1691, 1987, 2581, 2755, 3382, 3974, 5162, 5510, 8455, 9935, 12905, 16910, 19870, 25810, 37753, 49039, 57623, 75506, 98078, 115246, 176843, 188765, 245195, 288115, 353686, 377530, 490390, 576230, 884215, 1094837, 1768430, 2189674, 3360017, 5128447, 5474185, 6720034, 10256894, 10948370, 16800085, 25642235, 33600170, 51284470, 97440493, 194880986, 487202465, 974404930]

約数ペア:

[(1, 974404930), (2, 487202465), (5, 194880986), (10, 97440493), (19, 51284470), (29, 33600170), (38, 25642235), (58, 16800085), (89, 10948370), (95, 10256894), (145, 6720034), (178, 5474185), (190, 5128447), (290, 3360017), (445, 2189674), (551, 1768430), (890, 1094837), (1102, 884215), (1691, 576230), (1987, 490390), (2581, 377530), (2755, 353686), (3382, 288115), (3974, 245195), (5162, 188765), (5510, 176843), (8455, 115246), (9935, 98078), (12905, 75506), (16910, 57623), (19870, 49039), (25810, 37753)]