19707180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{293}}^1$

素因数の和:383

約数の個数: 96

約数和(自身を含む): 59270400

約数和(自身を除く): 39563220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 59, 60, 76, 95, 114, 118, 177, 190, 228, 236, 285, 293, 295, 354, 380, 570, 586, 590, 708, 879, 885, 1121, 1140, 1172, 1180, 1465, 1758, 1770, 2242, 2930, 3363, 3516, 3540, 4395, 4484, 5567, 5605, 5860, 6726, 8790, 11134, 11210, 13452, 16701, 16815, 17287, 17580, 22268, 22420, 27835, 33402, 33630, 34574, 51861, 55670, 66804, 67260, 69148, 83505, 86435, 103722, 111340, 167010, 172870, 207444, 259305, 328453, 334020, 345740, 518610, 656906, 985359, 1037220, 1313812, 1642265, 1970718, 3284530, 3941436, 4926795, 6569060, 9853590, 19707180]

約数ペア:

[(1, 19707180), (2, 9853590), (3, 6569060), (4, 4926795), (5, 3941436), (6, 3284530), (10, 1970718), (12, 1642265), (15, 1313812), (19, 1037220), (20, 985359), (30, 656906), (38, 518610), (57, 345740), (59, 334020), (60, 328453), (76, 259305), (95, 207444), (114, 172870), (118, 167010), (177, 111340), (190, 103722), (228, 86435), (236, 83505), (285, 69148), (293, 67260), (295, 66804), (354, 55670), (380, 51861), (570, 34574), (586, 33630), (590, 33402), (708, 27835), (879, 22420), (885, 22268), (1121, 17580), (1140, 17287), (1172, 16815), (1180, 16701), (1465, 13452), (1758, 11210), (1770, 11134), (2242, 8790), (2930, 6726), (3363, 5860), (3516, 5605), (3540, 5567), (4395, 4484)]