2520252

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:227

約数の個数: 72

約数和(自身を含む): 7434336

約数和(自身を除く): 4914084

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 73, 84, 126, 137, 146, 219, 252, 274, 292, 411, 438, 511, 548, 657, 822, 876, 959, 1022, 1233, 1314, 1533, 1644, 1918, 2044, 2466, 2628, 2877, 3066, 3836, 4599, 4932, 5754, 6132, 8631, 9198, 10001, 11508, 17262, 18396, 20002, 30003, 34524, 40004, 60006, 70007, 90009, 120012, 140014, 180018, 210021, 280028, 360036, 420042, 630063, 840084, 1260126, 2520252]

約数ペア:

[(1, 2520252), (2, 1260126), (3, 840084), (4, 630063), (6, 420042), (7, 360036), (9, 280028), (12, 210021), (14, 180018), (18, 140014), (21, 120012), (28, 90009), (36, 70007), (42, 60006), (63, 40004), (73, 34524), (84, 30003), (126, 20002), (137, 18396), (146, 17262), (219, 11508), (252, 10001), (274, 9198), (292, 8631), (411, 6132), (438, 5754), (511, 4932), (548, 4599), (657, 3836), (822, 3066), (876, 2877), (959, 2628), (1022, 2466), (1233, 2044), (1314, 1918), (1533, 1644)]