12885890

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{593}}^1$

素因数の和:694

約数の個数: 32

約数和(自身を含む): 24249456

約数和(自身を除く): 11363566

約数列:

[1, 2, 5, 10, 41, 53, 82, 106, 205, 265, 410, 530, 593, 1186, 2173, 2965, 4346, 5930, 10865, 21730, 24313, 31429, 48626, 62858, 121565, 157145, 243130, 314290, 1288589, 2577178, 6442945, 12885890]

約数ペア:

[(1, 12885890), (2, 6442945), (5, 2577178), (10, 1288589), (41, 314290), (53, 243130), (82, 157145), (106, 121565), (205, 62858), (265, 48626), (410, 31429), (530, 24313), (593, 21730), (1186, 10865), (2173, 5930), (2965, 4346)]