30404380

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{227}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 66227616

約数和(自身を除く): 35823236

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 181, 185, 227, 362, 370, 454, 724, 740, 905, 908, 1135, 1810, 2270, 3620, 4540, 6697, 8399, 13394, 16798, 26788, 33485, 33596, 41087, 41995, 66970, 82174, 83990, 133940, 164348, 167980, 205435, 410870, 821740, 1520219, 3040438, 6080876, 7601095, 15202190, 30404380]

約数ペア:

[(1, 30404380), (2, 15202190), (4, 7601095), (5, 6080876), (10, 3040438), (20, 1520219), (37, 821740), (74, 410870), (148, 205435), (181, 167980), (185, 164348), (227, 133940), (362, 83990), (370, 82174), (454, 66970), (724, 41995), (740, 41087), (905, 33596), (908, 33485), (1135, 26788), (1810, 16798), (2270, 13394), (3620, 8399), (4540, 6697)]