40388148

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{431}}^1$

素因数の和:597

約数の個数: 72

約数和(自身を含む): 108501120

約数和(自身を除く): 68112972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 137, 171, 228, 274, 342, 411, 431, 548, 684, 822, 862, 1233, 1293, 1644, 1724, 2466, 2586, 2603, 3879, 4932, 5172, 5206, 7758, 7809, 8189, 10412, 15516, 15618, 16378, 23427, 24567, 31236, 32756, 46854, 49134, 59047, 73701, 93708, 98268, 118094, 147402, 177141, 236188, 294804, 354282, 531423, 708564, 1062846, 1121893, 2125692, 2243786, 3365679, 4487572, 6731358, 10097037, 13462716, 20194074, 40388148]

約数ペア:

[(1, 40388148), (2, 20194074), (3, 13462716), (4, 10097037), (6, 6731358), (9, 4487572), (12, 3365679), (18, 2243786), (19, 2125692), (36, 1121893), (38, 1062846), (57, 708564), (76, 531423), (114, 354282), (137, 294804), (171, 236188), (228, 177141), (274, 147402), (342, 118094), (411, 98268), (431, 93708), (548, 73701), (684, 59047), (822, 49134), (862, 46854), (1233, 32756), (1293, 31236), (1644, 24567), (1724, 23427), (2466, 16378), (2586, 15618), (2603, 15516), (3879, 10412), (4932, 8189), (5172, 7809), (5206, 7758)]