890370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{761}}^1$

素因数の和:787

約数の個数: 48

約数和(自身を含む): 2496312

約数和(自身を除く): 1605942

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 761, 1170, 1522, 2283, 3805, 4566, 6849, 7610, 9893, 11415, 13698, 19786, 22830, 29679, 34245, 49465, 59358, 68490, 89037, 98930, 148395, 178074, 296790, 445185, 890370]

約数ペア:

[(1, 890370), (2, 445185), (3, 296790), (5, 178074), (6, 148395), (9, 98930), (10, 89037), (13, 68490), (15, 59358), (18, 49465), (26, 34245), (30, 29679), (39, 22830), (45, 19786), (65, 13698), (78, 11415), (90, 9893), (117, 7610), (130, 6849), (195, 4566), (234, 3805), (390, 2283), (585, 1522), (761, 1170)]