5518120

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:178

約数の個数: 64

約数和(自身を含む): 13219200

約数和(自身を除く): 7701080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 67, 71, 116, 134, 142, 145, 232, 268, 284, 290, 335, 355, 536, 568, 580, 670, 710, 1160, 1340, 1420, 1943, 2059, 2680, 2840, 3886, 4118, 4757, 7772, 8236, 9514, 9715, 10295, 15544, 16472, 19028, 19430, 20590, 23785, 38056, 38860, 41180, 47570, 77720, 82360, 95140, 137953, 190280, 275906, 551812, 689765, 1103624, 1379530, 2759060, 5518120]

約数ペア:

[(1, 5518120), (2, 2759060), (4, 1379530), (5, 1103624), (8, 689765), (10, 551812), (20, 275906), (29, 190280), (40, 137953), (58, 95140), (67, 82360), (71, 77720), (116, 47570), (134, 41180), (142, 38860), (145, 38056), (232, 23785), (268, 20590), (284, 19430), (290, 19028), (335, 16472), (355, 15544), (536, 10295), (568, 9715), (580, 9514), (670, 8236), (710, 7772), (1160, 4757), (1340, 4118), (1420, 3886), (1943, 2840), (2059, 2680)]