1680702996

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{488009}}^1$

素因数の和:488064

約数の個数: 48

約数和(自身を含む): 4591198080

約数和(自身を除く): 2910495084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 164, 246, 287, 492, 574, 861, 1148, 1722, 3444, 488009, 976018, 1464027, 1952036, 2928054, 3416063, 5856108, 6832126, 10248189, 13664252, 20008369, 20496378, 40016738, 40992756, 60025107, 80033476, 120050214, 140058583, 240100428, 280117166, 420175749, 560234332, 840351498, 1680702996]

約数ペア:

[(1, 1680702996), (2, 840351498), (3, 560234332), (4, 420175749), (6, 280117166), (7, 240100428), (12, 140058583), (14, 120050214), (21, 80033476), (28, 60025107), (41, 40992756), (42, 40016738), (82, 20496378), (84, 20008369), (123, 13664252), (164, 10248189), (246, 6832126), (287, 5856108), (492, 3416063), (574, 2928054), (861, 1952036), (1148, 1464027), (1722, 976018), (3444, 488009)]