1907637620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{102451}}^1$

素因数の和:102493

約数の個数: 72

約数和(自身を含む): 4905401760

約数和(自身を除く): 2997764140

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 532, 665, 931, 980, 1330, 1862, 2660, 3724, 4655, 9310, 18620, 102451, 204902, 409804, 512255, 717157, 1024510, 1434314, 1946569, 2049020, 2868628, 3585785, 3893138, 5020099, 7171570, 7786276, 9732845, 10040198, 13625983, 14343140, 19465690, 20080396, 25100495, 27251966, 38931380, 50200990, 54503932, 68129915, 95381881, 100401980, 136259830, 190763762, 272519660, 381527524, 476909405, 953818810, 1907637620]

約数ペア:

[(1, 1907637620), (2, 953818810), (4, 476909405), (5, 381527524), (7, 272519660), (10, 190763762), (14, 136259830), (19, 100401980), (20, 95381881), (28, 68129915), (35, 54503932), (38, 50200990), (49, 38931380), (70, 27251966), (76, 25100495), (95, 20080396), (98, 19465690), (133, 14343140), (140, 13625983), (190, 10040198), (196, 9732845), (245, 7786276), (266, 7171570), (380, 5020099), (490, 3893138), (532, 3585785), (665, 2868628), (931, 2049020), (980, 1946569), (1330, 1434314), (1862, 1024510), (2660, 717157), (3724, 512255), (4655, 409804), (9310, 204902), (18620, 102451)]