345543380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{189859}}^1$

素因数の和:189888

約数の個数: 48

約数和(自身を含む): 893101440

約数和(自身を除く): 547558060

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 189859, 379718, 759436, 949295, 1329013, 1898590, 2468167, 2658026, 3797180, 4936334, 5316052, 6645065, 9872668, 12340835, 13290130, 17277169, 24681670, 26580260, 34554338, 49363340, 69108676, 86385845, 172771690, 345543380]

約数ペア:

[(1, 345543380), (2, 172771690), (4, 86385845), (5, 69108676), (7, 49363340), (10, 34554338), (13, 26580260), (14, 24681670), (20, 17277169), (26, 13290130), (28, 12340835), (35, 9872668), (52, 6645065), (65, 5316052), (70, 4936334), (91, 3797180), (130, 2658026), (140, 2468167), (182, 1898590), (260, 1329013), (364, 949295), (455, 759436), (910, 379718), (1820, 189859)]