2001127956

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1\times {\mathrm{271}}^1$

素因数の和:669

約数の個数: 96

約数和(自身を含む): 4990003200

約数和(自身を除く): 2988875244

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 139, 228, 233, 271, 278, 417, 466, 542, 556, 699, 813, 834, 932, 1084, 1398, 1626, 1668, 2641, 2796, 3252, 4427, 5149, 5282, 7923, 8854, 10298, 10564, 13281, 15447, 15846, 17708, 20596, 26562, 30894, 31692, 32387, 37669, 53124, 61788, 63143, 64774, 75338, 97161, 113007, 126286, 129548, 150676, 189429, 194322, 226014, 252572, 378858, 388644, 452028, 615353, 715711, 757716, 1199717, 1230706, 1431422, 1846059, 2147133, 2399434, 2461412, 2862844, 3599151, 3692118, 4294266, 4798868, 7198302, 7384236, 8588532, 8776877, 14396604, 17553754, 26330631, 35107508, 52661262, 105322524, 166760663, 333521326, 500281989, 667042652, 1000563978, 2001127956]

約数ペア:

[(1, 2001127956), (2, 1000563978), (3, 667042652), (4, 500281989), (6, 333521326), (12, 166760663), (19, 105322524), (38, 52661262), (57, 35107508), (76, 26330631), (114, 17553754), (139, 14396604), (228, 8776877), (233, 8588532), (271, 7384236), (278, 7198302), (417, 4798868), (466, 4294266), (542, 3692118), (556, 3599151), (699, 2862844), (813, 2461412), (834, 2399434), (932, 2147133), (1084, 1846059), (1398, 1431422), (1626, 1230706), (1668, 1199717), (2641, 757716), (2796, 715711), (3252, 615353), (4427, 452028), (5149, 388644), (5282, 378858), (7923, 252572), (8854, 226014), (10298, 194322), (10564, 189429), (13281, 150676), (15447, 129548), (15846, 126286), (17708, 113007), (20596, 97161), (26562, 75338), (30894, 64774), (31692, 63143), (32387, 61788), (37669, 53124)]