1913380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 4677120

約数和(自身を除く): 2763740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 173, 316, 346, 395, 553, 692, 790, 865, 1106, 1211, 1580, 1730, 2212, 2422, 2765, 3460, 4844, 5530, 6055, 11060, 12110, 13667, 24220, 27334, 54668, 68335, 95669, 136670, 191338, 273340, 382676, 478345, 956690, 1913380]

約数ペア:

[(1, 1913380), (2, 956690), (4, 478345), (5, 382676), (7, 273340), (10, 191338), (14, 136670), (20, 95669), (28, 68335), (35, 54668), (70, 27334), (79, 24220), (140, 13667), (158, 12110), (173, 11060), (316, 6055), (346, 5530), (395, 4844), (553, 3460), (692, 2765), (790, 2422), (865, 2212), (1106, 1730), (1211, 1580)]