12289060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1439}}^1$

素因数の和:1516

約数の個数: 48

約数和(自身を含む): 29998080

約数和(自身を除く): 17709020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1439, 1708, 2135, 2878, 4270, 5756, 7195, 8540, 10073, 14390, 20146, 28780, 40292, 50365, 87779, 100730, 175558, 201460, 351116, 438895, 614453, 877790, 1228906, 1755580, 2457812, 3072265, 6144530, 12289060]

約数ペア:

[(1, 12289060), (2, 6144530), (4, 3072265), (5, 2457812), (7, 1755580), (10, 1228906), (14, 877790), (20, 614453), (28, 438895), (35, 351116), (61, 201460), (70, 175558), (122, 100730), (140, 87779), (244, 50365), (305, 40292), (427, 28780), (610, 20146), (854, 14390), (1220, 10073), (1439, 8540), (1708, 7195), (2135, 5756), (2878, 4270)]