15405860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{313}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 34183296

約数和(自身を除く): 18777436

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 107, 115, 214, 230, 313, 428, 460, 535, 626, 1070, 1252, 1565, 2140, 2461, 3130, 4922, 6260, 7199, 9844, 12305, 14398, 24610, 28796, 33491, 35995, 49220, 66982, 71990, 133964, 143980, 167455, 334910, 669820, 770293, 1540586, 3081172, 3851465, 7702930, 15405860]

約数ペア:

[(1, 15405860), (2, 7702930), (4, 3851465), (5, 3081172), (10, 1540586), (20, 770293), (23, 669820), (46, 334910), (92, 167455), (107, 143980), (115, 133964), (214, 71990), (230, 66982), (313, 49220), (428, 35995), (460, 33491), (535, 28796), (626, 24610), (1070, 14398), (1252, 12305), (1565, 9844), (2140, 7199), (2461, 6260), (3130, 4922)]