197025740

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{1471}}^1$

素因数の和:1698

約数の個数: 48

約数和(自身を含む): 427574784

約数和(自身を除く): 230549044

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 181, 185, 362, 370, 724, 740, 905, 1471, 1810, 2942, 3620, 5884, 6697, 7355, 13394, 14710, 26788, 29420, 33485, 54427, 66970, 108854, 133940, 217708, 266251, 272135, 532502, 544270, 1065004, 1088540, 1331255, 2662510, 5325020, 9851287, 19702574, 39405148, 49256435, 98512870, 197025740]

約数ペア:

[(1, 197025740), (2, 98512870), (4, 49256435), (5, 39405148), (10, 19702574), (20, 9851287), (37, 5325020), (74, 2662510), (148, 1331255), (181, 1088540), (185, 1065004), (362, 544270), (370, 532502), (724, 272135), (740, 266251), (905, 217708), (1471, 133940), (1810, 108854), (2942, 66970), (3620, 54427), (5884, 33485), (6697, 29420), (7355, 26788), (13394, 14710)]