40728172

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{293}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 79027200

約数和(自身を除く): 38299028

約数列:

[1, 2, 4, 19, 31, 38, 59, 62, 76, 118, 124, 236, 293, 586, 589, 1121, 1172, 1178, 1829, 2242, 2356, 3658, 4484, 5567, 7316, 9083, 11134, 17287, 18166, 22268, 34574, 34751, 36332, 69148, 69502, 139004, 172577, 328453, 345154, 535897, 656906, 690308, 1071794, 1313812, 2143588, 10182043, 20364086, 40728172]

約数ペア:

[(1, 40728172), (2, 20364086), (4, 10182043), (19, 2143588), (31, 1313812), (38, 1071794), (59, 690308), (62, 656906), (76, 535897), (118, 345154), (124, 328453), (236, 172577), (293, 139004), (586, 69502), (589, 69148), (1121, 36332), (1172, 34751), (1178, 34574), (1829, 22268), (2242, 18166), (2356, 17287), (3658, 11134), (4484, 9083), (5567, 7316)]