1378778890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{24767}}^1$

素因数の和:25086

約数の個数: 32

約数和(自身を含む): 2621445120

約数和(自身を除く): 1242666230

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 293, 586, 1465, 2930, 5567, 11134, 24767, 27835, 49534, 55670, 123835, 247670, 470573, 941146, 2352865, 4705730, 7256731, 14513462, 36283655, 72567310, 137877889, 275755778, 689389445, 1378778890]

約数ペア:

[(1, 1378778890), (2, 689389445), (5, 275755778), (10, 137877889), (19, 72567310), (38, 36283655), (95, 14513462), (190, 7256731), (293, 4705730), (586, 2352865), (1465, 941146), (2930, 470573), (5567, 247670), (11134, 123835), (24767, 55670), (27835, 49534)]