1965769540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{761}}^1\times {\mathrm{18451}}^1$

素因数の和:19228

約数の個数: 48

約数和(自身を含む): 4724302464

約数和(自身を除く): 2758532924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 761, 1522, 3044, 3805, 5327, 7610, 10654, 15220, 18451, 21308, 26635, 36902, 53270, 73804, 92255, 106540, 129157, 184510, 258314, 369020, 516628, 645785, 1291570, 2583140, 14041211, 28082422, 56164844, 70206055, 98288477, 140412110, 196576954, 280824220, 393153908, 491442385, 982884770, 1965769540]

約数ペア:

[(1, 1965769540), (2, 982884770), (4, 491442385), (5, 393153908), (7, 280824220), (10, 196576954), (14, 140412110), (20, 98288477), (28, 70206055), (35, 56164844), (70, 28082422), (140, 14041211), (761, 2583140), (1522, 1291570), (3044, 645785), (3805, 516628), (5327, 369020), (7610, 258314), (10654, 184510), (15220, 129157), (18451, 106540), (21308, 92255), (26635, 73804), (36902, 53270)]