21752340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19081}}^1$

素因数の和:19112

約数の個数: 48

約数和(自身を含む): 64115520

約数和(自身を除く): 42363180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 19081, 38162, 57243, 76324, 95405, 114486, 190810, 228972, 286215, 362539, 381620, 572430, 725078, 1087617, 1144860, 1450156, 1812695, 2175234, 3625390, 4350468, 5438085, 7250780, 10876170, 21752340]

約数ペア:

[(1, 21752340), (2, 10876170), (3, 7250780), (4, 5438085), (5, 4350468), (6, 3625390), (10, 2175234), (12, 1812695), (15, 1450156), (19, 1144860), (20, 1087617), (30, 725078), (38, 572430), (57, 381620), (60, 362539), (76, 286215), (95, 228972), (114, 190810), (190, 114486), (228, 95405), (285, 76324), (380, 57243), (570, 38162), (1140, 19081)]