419802796

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{811}}^1$

素因数の和:987

約数の個数: 72

約数和(自身を含む): 907166400

約数和(自身を除く): 487363604

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 139, 196, 266, 278, 532, 556, 811, 931, 973, 1622, 1862, 1946, 2641, 3244, 3724, 3892, 5282, 5677, 6811, 10564, 11354, 13622, 15409, 18487, 22708, 27244, 30818, 36974, 39739, 61636, 73948, 79478, 107863, 112729, 129409, 158956, 215726, 225458, 258818, 431452, 450916, 517636, 755041, 789103, 1510082, 1578206, 2141851, 3020164, 3156412, 4283702, 5523721, 8567404, 11047442, 14992957, 22094884, 29985914, 59971828, 104950699, 209901398, 419802796]

約数ペア:

[(1, 419802796), (2, 209901398), (4, 104950699), (7, 59971828), (14, 29985914), (19, 22094884), (28, 14992957), (38, 11047442), (49, 8567404), (76, 5523721), (98, 4283702), (133, 3156412), (139, 3020164), (196, 2141851), (266, 1578206), (278, 1510082), (532, 789103), (556, 755041), (811, 517636), (931, 450916), (973, 431452), (1622, 258818), (1862, 225458), (1946, 215726), (2641, 158956), (3244, 129409), (3724, 112729), (3892, 107863), (5282, 79478), (5677, 73948), (6811, 61636), (10564, 39739), (11354, 36974), (13622, 30818), (15409, 27244), (18487, 22708)]