20260702

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 41057280

約数和(自身を除く): 20796578

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 71, 77, 109, 119, 142, 154, 187, 218, 238, 374, 497, 763, 781, 994, 1199, 1207, 1309, 1526, 1562, 1853, 2398, 2414, 2618, 3706, 5467, 7739, 8393, 8449, 10934, 12971, 13277, 15478, 16786, 16898, 20383, 25942, 26554, 40766, 54173, 85129, 92939, 108346, 131563, 142681, 170258, 185878, 263126, 285362, 595903, 920941, 1191806, 1447193, 1841882, 2894386, 10130351, 20260702]

約数ペア:

[(1, 20260702), (2, 10130351), (7, 2894386), (11, 1841882), (14, 1447193), (17, 1191806), (22, 920941), (34, 595903), (71, 285362), (77, 263126), (109, 185878), (119, 170258), (142, 142681), (154, 131563), (187, 108346), (218, 92939), (238, 85129), (374, 54173), (497, 40766), (763, 26554), (781, 25942), (994, 20383), (1199, 16898), (1207, 16786), (1309, 15478), (1526, 13277), (1562, 12971), (1853, 10934), (2398, 8449), (2414, 8393), (2618, 7739), (3706, 5467)]