39190340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1783}}^1$

素因数の和:1956

約数の個数: 48

約数和(自身を含む): 94708992

約数和(自身を除く): 55518652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1099, 1570, 1783, 2198, 3140, 3566, 4396, 5495, 7132, 8915, 10990, 12481, 17830, 21980, 24962, 35660, 49924, 62405, 124810, 249620, 279931, 559862, 1119724, 1399655, 1959517, 2799310, 3919034, 5598620, 7838068, 9797585, 19595170, 39190340]

約数ペア:

[(1, 39190340), (2, 19595170), (4, 9797585), (5, 7838068), (7, 5598620), (10, 3919034), (14, 2799310), (20, 1959517), (28, 1399655), (35, 1119724), (70, 559862), (140, 279931), (157, 249620), (314, 124810), (628, 62405), (785, 49924), (1099, 35660), (1570, 24962), (1783, 21980), (2198, 17830), (3140, 12481), (3566, 10990), (4396, 8915), (5495, 7132)]