2174620

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{317}}^1$

素因数の和:347

約数の個数: 48

約数和(自身を含む): 5342400

約数和(自身を除く): 3167780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 317, 343, 490, 634, 686, 980, 1268, 1372, 1585, 1715, 2219, 3170, 3430, 4438, 6340, 6860, 8876, 11095, 15533, 22190, 31066, 44380, 62132, 77665, 108731, 155330, 217462, 310660, 434924, 543655, 1087310, 2174620]

約数ペア:

[(1, 2174620), (2, 1087310), (4, 543655), (5, 434924), (7, 310660), (10, 217462), (14, 155330), (20, 108731), (28, 77665), (35, 62132), (49, 44380), (70, 31066), (98, 22190), (140, 15533), (196, 11095), (245, 8876), (317, 6860), (343, 6340), (490, 4438), (634, 3430), (686, 3170), (980, 2219), (1268, 1715), (1372, 1585)]