2781077690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{248089}}^1$

素因数の和:248174

約数の個数: 32

約数和(自身を含む): 5358744000

約数和(自身を除く): 2577666310

約数列:

[1, 2, 5, 10, 19, 38, 59, 95, 118, 190, 295, 590, 1121, 2242, 5605, 11210, 248089, 496178, 1240445, 2480890, 4713691, 9427382, 14637251, 23568455, 29274502, 47136910, 73186255, 146372510, 278107769, 556215538, 1390538845, 2781077690]

約数ペア:

[(1, 2781077690), (2, 1390538845), (5, 556215538), (10, 278107769), (19, 146372510), (38, 73186255), (59, 47136910), (95, 29274502), (118, 23568455), (190, 14637251), (295, 9427382), (590, 4713691), (1121, 2480890), (2242, 1240445), (5605, 496178), (11210, 248089)]