1340981756

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1\times {\mathrm{409}}^1$

素因数の和:774

約数の個数: 48

約数和(自身を含む): 2458740480

約数和(自身を除く): 1117758724

約数列:

[1, 2, 4, 31, 62, 124, 137, 193, 274, 386, 409, 548, 772, 818, 1636, 4247, 5983, 8494, 11966, 12679, 16988, 23932, 25358, 26441, 50716, 52882, 56033, 78937, 105764, 112066, 157874, 224132, 315748, 819671, 1639342, 1737023, 2447047, 3278684, 3474046, 4894094, 6948092, 9788188, 10814369, 21628738, 43257476, 335245439, 670490878, 1340981756]

約数ペア:

[(1, 1340981756), (2, 670490878), (4, 335245439), (31, 43257476), (62, 21628738), (124, 10814369), (137, 9788188), (193, 6948092), (274, 4894094), (386, 3474046), (409, 3278684), (548, 2447047), (772, 1737023), (818, 1639342), (1636, 819671), (4247, 315748), (5983, 224132), (8494, 157874), (11966, 112066), (12679, 105764), (16988, 78937), (23932, 56033), (25358, 52882), (26441, 50716)]