20122412940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{15970169}}^1$

素因数の和:15970191

約数の個数: 72

約数和(自身を含む): 69757702560

約数和(自身を除く): 49635289620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 15970169, 31940338, 47910507, 63880676, 79850845, 95821014, 111791183, 143731521, 159701690, 191642028, 223582366, 239552535, 287463042, 319403380, 335373549, 447164732, 479105070, 558955915, 574926084, 670747098, 718657605, 958210140, 1006120647, 1117911830, 1341494196, 1437315210, 1676867745, 2012241294, 2235823660, 2874630420, 3353735490, 4024482588, 5030603235, 6707470980, 10061206470, 20122412940]

約数ペア:

[(1, 20122412940), (2, 10061206470), (3, 6707470980), (4, 5030603235), (5, 4024482588), (6, 3353735490), (7, 2874630420), (9, 2235823660), (10, 2012241294), (12, 1676867745), (14, 1437315210), (15, 1341494196), (18, 1117911830), (20, 1006120647), (21, 958210140), (28, 718657605), (30, 670747098), (35, 574926084), (36, 558955915), (42, 479105070), (45, 447164732), (60, 335373549), (63, 319403380), (70, 287463042), (84, 239552535), (90, 223582366), (105, 191642028), (126, 159701690), (140, 143731521), (180, 111791183), (210, 95821014), (252, 79850845), (315, 63880676), (420, 47910507), (630, 31940338), (1260, 15970169)]