620490690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{43913}}^1$

素因数の和:44083

約数の個数: 48

約数和(自身を含む): 1623588408

約数和(自身を除く): 1003097718

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 157, 314, 471, 785, 942, 1413, 1570, 2355, 2826, 4710, 7065, 14130, 43913, 87826, 131739, 219565, 263478, 395217, 439130, 658695, 790434, 1317390, 1976085, 3952170, 6894341, 13788682, 20683023, 34471705, 41366046, 62049069, 68943410, 103415115, 124098138, 206830230, 310245345, 620490690]

約数ペア:

[(1, 620490690), (2, 310245345), (3, 206830230), (5, 124098138), (6, 103415115), (9, 68943410), (10, 62049069), (15, 41366046), (18, 34471705), (30, 20683023), (45, 13788682), (90, 6894341), (157, 3952170), (314, 1976085), (471, 1317390), (785, 790434), (942, 658695), (1413, 439130), (1570, 395217), (2355, 263478), (2826, 219565), (4710, 131739), (7065, 87826), (14130, 43913)]