1738369840

素因数分解:

$2^4\times 5^1\times {\mathrm{2039}}^1\times {\mathrm{10657}}^1$

素因数の和:12709

約数の個数: 40

約数和(自身を含む): 4044071520

約数和(自身を除く): 2305701680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2039, 4078, 8156, 10195, 10657, 16312, 20390, 21314, 32624, 40780, 42628, 53285, 81560, 85256, 106570, 163120, 170512, 213140, 426280, 852560, 21729623, 43459246, 86918492, 108648115, 173836984, 217296230, 347673968, 434592460, 869184920, 1738369840]

約数ペア:

[(1, 1738369840), (2, 869184920), (4, 434592460), (5, 347673968), (8, 217296230), (10, 173836984), (16, 108648115), (20, 86918492), (40, 43459246), (80, 21729623), (2039, 852560), (4078, 426280), (8156, 213140), (10195, 170512), (10657, 163120), (16312, 106570), (20390, 85256), (21314, 81560), (32624, 53285), (40780, 42628)]