2192220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:675

約数の個数: 72

約数和(自身を含む): 7010640

約数和(自身を除く): 4818420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 641, 684, 855, 1140, 1282, 1710, 1923, 2564, 3205, 3420, 3846, 5769, 6410, 7692, 9615, 11538, 12179, 12820, 19230, 23076, 24358, 28845, 36537, 38460, 48716, 57690, 60895, 73074, 109611, 115380, 121790, 146148, 182685, 219222, 243580, 365370, 438444, 548055, 730740, 1096110, 2192220]

約数ペア:

[(1, 2192220), (2, 1096110), (3, 730740), (4, 548055), (5, 438444), (6, 365370), (9, 243580), (10, 219222), (12, 182685), (15, 146148), (18, 121790), (19, 115380), (20, 109611), (30, 73074), (36, 60895), (38, 57690), (45, 48716), (57, 38460), (60, 36537), (76, 28845), (90, 24358), (95, 23076), (114, 19230), (171, 12820), (180, 12179), (190, 11538), (228, 9615), (285, 7692), (342, 6410), (380, 5769), (570, 3846), (641, 3420), (684, 3205), (855, 2564), (1140, 1923), (1282, 1710)]