2008561360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1931309}}^1$

素因数の和:1931335

約数の個数: 40

約数和(自身を含む): 5029131240

約数和(自身を除く): 3020569880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1931309, 3862618, 7725236, 9656545, 15450472, 19313090, 25107017, 30900944, 38626180, 50214034, 77252360, 100428068, 125535085, 154504720, 200856136, 251070170, 401712272, 502140340, 1004280680, 2008561360]

約数ペア:

[(1, 2008561360), (2, 1004280680), (4, 502140340), (5, 401712272), (8, 251070170), (10, 200856136), (13, 154504720), (16, 125535085), (20, 100428068), (26, 77252360), (40, 50214034), (52, 38626180), (65, 30900944), (80, 25107017), (104, 19313090), (130, 15450472), (208, 9656545), (260, 7725236), (520, 3862618), (1040, 1931309)]