16801360

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2039}}^1$

素因数の和:2155

約数の個数: 40

約数和(自身を含む): 39461760

約数和(自身を除く): 22660400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2039, 2060, 4078, 4120, 8156, 8240, 10195, 16312, 20390, 32624, 40780, 81560, 163120, 210017, 420034, 840068, 1050085, 1680136, 2100170, 3360272, 4200340, 8400680, 16801360]

約数ペア:

[(1, 16801360), (2, 8400680), (4, 4200340), (5, 3360272), (8, 2100170), (10, 1680136), (16, 1050085), (20, 840068), (40, 420034), (80, 210017), (103, 163120), (206, 81560), (412, 40780), (515, 32624), (824, 20390), (1030, 16312), (1648, 10195), (2039, 8240), (2060, 8156), (4078, 4120)]