40885390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{251}}^1$

素因数の和:457

約数の個数: 64

約数和(自身を含む): 91445760

約数和(自身を除く): 50560370

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 179, 182, 251, 358, 455, 502, 895, 910, 1253, 1255, 1757, 1790, 2327, 2506, 2510, 3263, 3514, 4654, 6265, 6526, 8785, 11635, 12530, 16289, 16315, 17570, 22841, 23270, 32578, 32630, 44929, 45682, 81445, 89858, 114205, 162890, 224645, 228410, 314503, 449290, 584077, 629006, 1168154, 1572515, 2920385, 3145030, 4088539, 5840770, 8177078, 20442695, 40885390]

約数ペア:

[(1, 40885390), (2, 20442695), (5, 8177078), (7, 5840770), (10, 4088539), (13, 3145030), (14, 2920385), (26, 1572515), (35, 1168154), (65, 629006), (70, 584077), (91, 449290), (130, 314503), (179, 228410), (182, 224645), (251, 162890), (358, 114205), (455, 89858), (502, 81445), (895, 45682), (910, 44929), (1253, 32630), (1255, 32578), (1757, 23270), (1790, 22841), (2327, 17570), (2506, 16315), (2510, 16289), (3263, 12530), (3514, 11635), (4654, 8785), (6265, 6526)]