40498432

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:355

約数の個数: 72

約数和(自身を含む): 89396384

約数和(自身を除く): 48897952

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 64, 86, 104, 128, 172, 208, 256, 283, 344, 416, 559, 566, 688, 832, 1118, 1132, 1376, 1664, 2236, 2264, 2752, 3328, 3679, 4472, 4528, 5504, 7358, 8944, 9056, 11008, 12169, 14716, 17888, 18112, 24338, 29432, 35776, 36224, 48676, 58864, 71552, 72448, 97352, 117728, 143104, 158197, 194704, 235456, 316394, 389408, 470912, 632788, 778816, 941824, 1265576, 1557632, 2531152, 3115264, 5062304, 10124608, 20249216, 40498432]

約数ペア:

[(1, 40498432), (2, 20249216), (4, 10124608), (8, 5062304), (13, 3115264), (16, 2531152), (26, 1557632), (32, 1265576), (43, 941824), (52, 778816), (64, 632788), (86, 470912), (104, 389408), (128, 316394), (172, 235456), (208, 194704), (256, 158197), (283, 143104), (344, 117728), (416, 97352), (559, 72448), (566, 71552), (688, 58864), (832, 48676), (1118, 36224), (1132, 35776), (1376, 29432), (1664, 24338), (2236, 18112), (2264, 17888), (2752, 14716), (3328, 12169), (3679, 11008), (4472, 9056), (4528, 8944), (5504, 7358)]