16322880040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{234659}}^1$

素因数の和:234754

約数の個数: 64

約数和(自身を含む): 38521785600

約数和(自身を除く): 22198905560

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 47, 74, 94, 148, 185, 188, 235, 296, 370, 376, 470, 740, 940, 1480, 1739, 1880, 3478, 6956, 8695, 13912, 17390, 34780, 69560, 234659, 469318, 938636, 1173295, 1877272, 2346590, 4693180, 8682383, 9386360, 11028973, 17364766, 22057946, 34729532, 43411915, 44115892, 55144865, 69459064, 86823830, 88231784, 110289730, 173647660, 220579460, 347295320, 408072001, 441158920, 816144002, 1632288004, 2040360005, 3264576008, 4080720010, 8161440020, 16322880040]

約数ペア:

[(1, 16322880040), (2, 8161440020), (4, 4080720010), (5, 3264576008), (8, 2040360005), (10, 1632288004), (20, 816144002), (37, 441158920), (40, 408072001), (47, 347295320), (74, 220579460), (94, 173647660), (148, 110289730), (185, 88231784), (188, 86823830), (235, 69459064), (296, 55144865), (370, 44115892), (376, 43411915), (470, 34729532), (740, 22057946), (940, 17364766), (1480, 11028973), (1739, 9386360), (1880, 8682383), (3478, 4693180), (6956, 2346590), (8695, 1877272), (13912, 1173295), (17390, 938636), (34780, 469318), (69560, 234659)]