40993540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{839}}^1$

素因数の和:1204

約数の個数: 48

約数和(自身を含む): 98784000

約数和(自身を除く): 57790460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 349, 698, 839, 1396, 1678, 1745, 2443, 3356, 3490, 4195, 4886, 5873, 6980, 8390, 9772, 11746, 12215, 16780, 23492, 24430, 29365, 48860, 58730, 117460, 292811, 585622, 1171244, 1464055, 2049677, 2928110, 4099354, 5856220, 8198708, 10248385, 20496770, 40993540]

約数ペア:

[(1, 40993540), (2, 20496770), (4, 10248385), (5, 8198708), (7, 5856220), (10, 4099354), (14, 2928110), (20, 2049677), (28, 1464055), (35, 1171244), (70, 585622), (140, 292811), (349, 117460), (698, 58730), (839, 48860), (1396, 29365), (1678, 24430), (1745, 23492), (2443, 16780), (3356, 12215), (3490, 11746), (4195, 9772), (4886, 8390), (5873, 6980)]