43181140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{271}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 94316544

約数和(自身を除く): 51135404

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 257, 271, 310, 514, 542, 620, 1028, 1084, 1285, 1355, 2570, 2710, 5140, 5420, 7967, 8401, 15934, 16802, 31868, 33604, 39835, 42005, 69647, 79670, 84010, 139294, 159340, 168020, 278588, 348235, 696470, 1392940, 2159057, 4318114, 8636228, 10795285, 21590570, 43181140]

約数ペア:

[(1, 43181140), (2, 21590570), (4, 10795285), (5, 8636228), (10, 4318114), (20, 2159057), (31, 1392940), (62, 696470), (124, 348235), (155, 278588), (257, 168020), (271, 159340), (310, 139294), (514, 84010), (542, 79670), (620, 69647), (1028, 42005), (1084, 39835), (1285, 33604), (1355, 31868), (2570, 16802), (2710, 15934), (5140, 8401), (5420, 7967)]