2019138520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{19333}}^1$

素因数の和:19724

約数の個数: 64

約数和(自身を含む): 5206259520

約数和(自身を除く): 3187121000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 373, 746, 1492, 1865, 2611, 2984, 3730, 5222, 7460, 10444, 13055, 14920, 19333, 20888, 26110, 38666, 52220, 77332, 96665, 104440, 135331, 154664, 193330, 270662, 386660, 541324, 676655, 773320, 1082648, 1353310, 2706620, 5413240, 7211209, 14422418, 28844836, 36056045, 50478463, 57689672, 72112090, 100956926, 144224180, 201913852, 252392315, 288448360, 403827704, 504784630, 1009569260, 2019138520]

約数ペア:

[(1, 2019138520), (2, 1009569260), (4, 504784630), (5, 403827704), (7, 288448360), (8, 252392315), (10, 201913852), (14, 144224180), (20, 100956926), (28, 72112090), (35, 57689672), (40, 50478463), (56, 36056045), (70, 28844836), (140, 14422418), (280, 7211209), (373, 5413240), (746, 2706620), (1492, 1353310), (1865, 1082648), (2611, 773320), (2984, 676655), (3730, 541324), (5222, 386660), (7460, 270662), (10444, 193330), (13055, 154664), (14920, 135331), (19333, 104440), (20888, 96665), (26110, 77332), (38666, 52220)]