4163380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 9596160

約数和(自身を除く): 5432780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 239, 260, 268, 335, 478, 670, 871, 956, 1195, 1340, 1742, 2390, 3107, 3484, 4355, 4780, 6214, 8710, 12428, 15535, 16013, 17420, 31070, 32026, 62140, 64052, 80065, 160130, 208169, 320260, 416338, 832676, 1040845, 2081690, 4163380]

約数ペア:

[(1, 4163380), (2, 2081690), (4, 1040845), (5, 832676), (10, 416338), (13, 320260), (20, 208169), (26, 160130), (52, 80065), (65, 64052), (67, 62140), (130, 32026), (134, 31070), (239, 17420), (260, 16013), (268, 15535), (335, 12428), (478, 8710), (670, 6214), (871, 4780), (956, 4355), (1195, 3484), (1340, 3107), (1742, 2390)]