1912970640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{1138673}}^1$

素因数の和:1138696

約数の個数: 80

約数和(自身を含む): 6777387648

約数和(自身を除く): 4864417008

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 1138673, 2277346, 3416019, 4554692, 5693365, 6832038, 7970711, 9109384, 11386730, 13664076, 15941422, 17080095, 18218768, 22773460, 23912133, 27328152, 31882844, 34160190, 39853555, 45546920, 47824266, 54656304, 63765688, 68320380, 79707110, 91093840, 95648532, 119560665, 127531376, 136640760, 159414220, 191297064, 239121330, 273281520, 318828440, 382594128, 478242660, 637656880, 956485320, 1912970640]

約数ペア:

[(1, 1912970640), (2, 956485320), (3, 637656880), (4, 478242660), (5, 382594128), (6, 318828440), (7, 273281520), (8, 239121330), (10, 191297064), (12, 159414220), (14, 136640760), (15, 127531376), (16, 119560665), (20, 95648532), (21, 91093840), (24, 79707110), (28, 68320380), (30, 63765688), (35, 54656304), (40, 47824266), (42, 45546920), (48, 39853555), (56, 34160190), (60, 31882844), (70, 27328152), (80, 23912133), (84, 22773460), (105, 18218768), (112, 17080095), (120, 15941422), (140, 13664076), (168, 11386730), (210, 9109384), (240, 7970711), (280, 6832038), (336, 5693365), (420, 4554692), (560, 3416019), (840, 2277346), (1680, 1138673)]