19323386920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{175859}}^1$

素因数の和:175978

約数の個数: 64

約数和(自身を含む): 45203054400

約数和(自身を除く): 25879667480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 67, 82, 134, 164, 205, 268, 328, 335, 410, 536, 670, 820, 1340, 1640, 2680, 2747, 5494, 10988, 13735, 21976, 27470, 54940, 109880, 175859, 351718, 703436, 879295, 1406872, 1758590, 3517180, 7034360, 7210219, 11782553, 14420438, 23565106, 28840876, 36051095, 47130212, 57681752, 58912765, 72102190, 94260424, 117825530, 144204380, 235651060, 288408760, 471302120, 483084673, 966169346, 1932338692, 2415423365, 3864677384, 4830846730, 9661693460, 19323386920]

約数ペア:

[(1, 19323386920), (2, 9661693460), (4, 4830846730), (5, 3864677384), (8, 2415423365), (10, 1932338692), (20, 966169346), (40, 483084673), (41, 471302120), (67, 288408760), (82, 235651060), (134, 144204380), (164, 117825530), (205, 94260424), (268, 72102190), (328, 58912765), (335, 57681752), (410, 47130212), (536, 36051095), (670, 28840876), (820, 23565106), (1340, 14420438), (1640, 11782553), (2680, 7210219), (2747, 7034360), (5494, 3517180), (10988, 1758590), (13735, 1406872), (21976, 879295), (27470, 703436), (54940, 351718), (109880, 175859)]