136699220

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{19927}}^1$

素因数の和:19957

約数の個数: 48

約数和(自身を含む): 334790400

約数和(自身を除く): 198091180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 19927, 39854, 79708, 99635, 139489, 199270, 278978, 398540, 557956, 697445, 976423, 1394890, 1952846, 2789780, 3905692, 4882115, 6834961, 9764230, 13669922, 19528460, 27339844, 34174805, 68349610, 136699220]

約数ペア:

[(1, 136699220), (2, 68349610), (4, 34174805), (5, 27339844), (7, 19528460), (10, 13669922), (14, 9764230), (20, 6834961), (28, 4882115), (35, 3905692), (49, 2789780), (70, 1952846), (98, 1394890), (140, 976423), (196, 697445), (245, 557956), (343, 398540), (490, 278978), (686, 199270), (980, 139489), (1372, 99635), (1715, 79708), (3430, 39854), (6860, 19927)]