2544444

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:479

約数の個数: 72

約数和(自身を含む): 7687680

約数和(自身を除く): 5143236

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 161, 207, 252, 276, 322, 414, 439, 483, 644, 828, 878, 966, 1317, 1449, 1756, 1932, 2634, 2898, 3073, 3951, 5268, 5796, 6146, 7902, 9219, 10097, 12292, 15804, 18438, 20194, 27657, 30291, 36876, 40388, 55314, 60582, 70679, 90873, 110628, 121164, 141358, 181746, 212037, 282716, 363492, 424074, 636111, 848148, 1272222, 2544444]

約数ペア:

[(1, 2544444), (2, 1272222), (3, 848148), (4, 636111), (6, 424074), (7, 363492), (9, 282716), (12, 212037), (14, 181746), (18, 141358), (21, 121164), (23, 110628), (28, 90873), (36, 70679), (42, 60582), (46, 55314), (63, 40388), (69, 36876), (84, 30291), (92, 27657), (126, 20194), (138, 18438), (161, 15804), (207, 12292), (252, 10097), (276, 9219), (322, 7902), (414, 6146), (439, 5796), (483, 5268), (644, 3951), (828, 3073), (878, 2898), (966, 2634), (1317, 1932), (1449, 1756)]