880402012

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{4007}}^1$

素因数の和:4103

約数の個数: 72

約数和(自身を含む): 1919030400

約数和(自身を除く): 1038628388

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 59, 76, 98, 118, 133, 196, 236, 266, 413, 532, 826, 931, 1121, 1652, 1862, 2242, 2891, 3724, 4007, 4484, 5782, 7847, 8014, 11564, 15694, 16028, 28049, 31388, 54929, 56098, 76133, 109858, 112196, 152266, 196343, 219716, 236413, 304532, 392686, 472826, 532931, 785372, 945652, 1065862, 1654891, 2131724, 3309782, 3730517, 4491847, 6619564, 7461034, 8983694, 11584237, 14922068, 17967388, 23168474, 31442929, 46336948, 62885858, 125771716, 220100503, 440201006, 880402012]

約数ペア:

[(1, 880402012), (2, 440201006), (4, 220100503), (7, 125771716), (14, 62885858), (19, 46336948), (28, 31442929), (38, 23168474), (49, 17967388), (59, 14922068), (76, 11584237), (98, 8983694), (118, 7461034), (133, 6619564), (196, 4491847), (236, 3730517), (266, 3309782), (413, 2131724), (532, 1654891), (826, 1065862), (931, 945652), (1121, 785372), (1652, 532931), (1862, 472826), (2242, 392686), (2891, 304532), (3724, 236413), (4007, 219716), (4484, 196343), (5782, 152266), (7847, 112196), (8014, 109858), (11564, 76133), (15694, 56098), (16028, 54929), (28049, 31388)]