2519190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1217}}^1$

素因数の和:1253

約数の個数: 48

約数和(自身を含む): 6840288

約数和(自身を除く): 4321098

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 1217, 2070, 2434, 3651, 6085, 7302, 10953, 12170, 18255, 21906, 27991, 36510, 54765, 55982, 83973, 109530, 139955, 167946, 251919, 279910, 419865, 503838, 839730, 1259595, 2519190]

約数ペア:

[(1, 2519190), (2, 1259595), (3, 839730), (5, 503838), (6, 419865), (9, 279910), (10, 251919), (15, 167946), (18, 139955), (23, 109530), (30, 83973), (45, 55982), (46, 54765), (69, 36510), (90, 27991), (115, 21906), (138, 18255), (207, 12170), (230, 10953), (345, 7302), (414, 6085), (690, 3651), (1035, 2434), (1217, 2070)]